P. Ohtonen

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Fatal injuries in rural and urban areas in northern Finland: a 5‐year retrospective study

S. Alahuhta, T. Wisborg, L. Raatiniemi, 2016, Acta anaesthesiologica Scandinavica.

Achilles Tendon Elongation after Rupture Repair

P. Ohtonen, J. Leppilahti, A. Pajala, 2007, The American journal of sports medicine.

Surgical Treatment of Extra-Articular or Simple Intra-Articular Distal Tibial Fractures: External Fixation versus Intramedullary Nailing

P. Ohtonen, J. Ristiniemi, Patrik Luukinen, 2011, Journal of orthopaedic trauma.

Dynamic Stress Testing Is Unnecessary for Unimalleolar Supination-External Rotation Ankle Fractures with Minimal Fracture Displacement on Lateral Radiographs

Hannu-Ville Leskelä, P. Ohtonen, T. Flinkkilä, 2017, The Journal of bone and joint surgery. American volume.

Icare versus Goldmann in a randomised middle-aged population

P. Ohtonen, Katri Stoor, E. Karvonen, 2020, European journal of ophthalmology.

Long-term mortality in patients hospitalized due to acute drug poisoning: 14-years follow-up study with controls

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2013, Journal of Public Health.

Predictors of treatment outcome in prosthetic joint infections treated with prosthesis retention

P. Ohtonen, J. Leppilahti, T. Niinimäki, 2015, International Orthopaedics.

The Toxicity of Wiped Dust and Airborne Microbes in Individual Classrooms Increase the Risk of Teachers’ Work-Related Symptoms: A Cross-Sectional Study

P. Ohtonen, M. Andersson, H. Syrjälä, 2021, Pathogens.

Peritonsillar morphine infiltration to prevent early postoperative pain after tonsillectomy: A randomised controlled trial.

S. Alahuhta, P. Ohtonen, H. Löppönen, 2016, European journal of anaesthesiology.

A prospective randomised study comparing TightRope and syndesmotic screw fixation for accuracy and maintenance of syndesmotic reduction assessed with bilateral computed tomography.

Jani P. A. Katisko, P. Ohtonen, T. Flinkkilä, 2015, Injury.

Incidence of Infections in Patients with Status Epilepticus Requiring Intensive Care and Effect on Resource Utilization

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2006, Anaesthesia and intensive care.

Laparoscopic ventral rectopexy in male patients with external rectal prolapse is associated with a high reoperation rate

P. Ohtonen, J. Kössi, M. Kairaluoma, 2016, Techniques in Coloproctology.

Evidence for an altered balance between matrix metalloproteinase-9 and its inhibitors in calcific aortic stenosis.

T. Salo, Y. Soini, P. Ohtonen, 2003, The Annals of thoracic surgery.

Short-term outcome and differences between rural and urban trauma patients treated by mobile intensive care units in Northern Finland: a retrospective analysis

S. Alahuhta, Harri Antikainen, L. Raatiniemi, 2015, Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine.

Radiofrequency Endovenous Obliteration versus Stripping of the Long Saphenous Vein in the Management of Primary Varicose Veins: 3-Year Outcome of a Randomized Study

J. Perälä, P. Ohtonen, F. Biancari, 2005, Annals of vascular surgery.

Hypertonic saline dextran improves outcome after hypothermic circulatory arrest: a study in a surviving porcine model.

P. Ohtonen, F. Biancari, K. Kiviluoma, 2006, The Annals of thoracic surgery.

Augmented compared with nonaugmented surgical repair of a fresh total Achilles tendon rupture. A prospective randomized study.

P. Ohtonen, J. Leppilahti, P. Siira, 2009, The Journal of bone and joint surgery. American volume.

Influence of chemotherapy courses on the rate of bloodstream infections during neutropenia in adult acute myeloid leukaemia

P. Koistinen, P. Ohtonen, H. Syrjälä, 2008, Scandinavian journal of infectious diseases.

Early cytokine responses after percutaneous magnetic resonance imaging guided laser thermoablation of malignant liver tumors.

P. Ohtonen, H. Surcel, R. Sequeiros, 2006, Cytokine.

Leukocyte filtration improves brain protection after a prolonged period of hypothermic circulatory arrest: A study in a chronic porcine model.

V. Vainionpää, P. Ohtonen, A. Mennander, 2000, The Journal of thoracic and cardiovascular surgery.

Quality of nursing intensity data: inter‐rater reliability of the patient classification after two decades in clinical use

Kaija Saranto, Pia Liljamo, K. Saranto, 2017, Journal of advanced nursing.

Prostate cancer incidence in men with self-reported prostatitis after 15 years of follow-up.

M. Vaarala, P. Ohtonen, P. Hellström, 2016, Oncology letters.

Chimney Trial: study protocol for a randomized controlled trial

P. Ohtonen, J. Kössi, T. Rautio, 2019, Trials.

Blood stream infections during chemotherapy-induced neutropenia in adult patients with acute myeloid leukemia: treatment cycle matters

E. Jantunen, P. Koistinen, M. Itälä-Remes, 2010, European Journal of Clinical Microbiology & Infectious Diseases.

Acute edematous and necrotic pancreatitis in a porcine model

Y. Soini, J. Risteli, P. Ohtonen, 2008, Scandinavian journal of gastroenterology.

Bioreactance and fourth-generation pulse contour methods in monitoring cardiac index during off-pump coronary artery bypass surgery

J. Liisanantti, P. Ohtonen, T. Juvonen, 2021, Journal of Clinical Monitoring and Computing.

Perioperative acute kidney injury and urine output in lower limb arthroplasties

S. Alahuhta, P. Ohtonen, Okke Nikkinen, 2021, Acta anaesthesiologica Scandinavica.

Chronic kidney disease and acute kidney injury in arthroplasty patients over 65 years of age

S. Alahuhta, P. Ohtonen, Okke Nikkinen, 2019, Acta anaesthesiologica Scandinavica.

Minimized cardiopulmonary bypass reduces retinal microembolization: a randomized clinical study using fluorescein angiography.

J. Koskenkari, T. Ala-Kokko, E. Savolainen, 2011, The Annals of thoracic surgery.

Visual outcomes of observation, macular laser and anti-VEGF in diabetic macular edema in type 1 diabetes: a real-world study

P. Ohtonen, N. Hautala, A. Kubin, 2022, BMC Ophthalmology.

Hospital and long‐term outcomes of ICU‐treated severe community‐ and hospital‐acquired, and ventilator‐associated pneumonia patients

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2011, Acta anaesthesiologica Scandinavica.

X‐ray video defaecography is superior to magnetic resonance defaecography in the imaging of defaecation disorders

P. Ohtonen, E. Pääkkö, T. Rautio, 2022, Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland.

Topographic electroencephalogram in children during mask induction of anaesthesia with sevoflurane

V. Jäntti, S. Alahuhta, A. Vakkuri, 2009, Acta anaesthesiologica Scandinavica.

Predictive value of p53, Ki67 and TLR5 in neoplastic progression of Barrett’s esophagus: a matched case–control study

T. Kuopio, P. Ohtonen, E. Sihvo, 2022, Virchows Archiv.

Preoperative hemoglobin count and prognosis of esophageal cancer, a population-based nationwide study in Finland.

A. Ristimäki, A. Kokkola, P. Ohtonen, 2021, European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology.

The Occurrence of Pneumonia Diagnosis Among Neurosurgical Patients: The Definition Matters

T. Ala-Kokko, P. Ohtonen, A. Jartti, 2012, Neurocritical Care.

Metabolic and hemodynamic effects of high-dose insulin treatment in aortic valve and coronary surgery.

J. Koskenkari, T. Ala-Kokko, P. Ohtonen, 2005, The Annals of thoracic surgery.

Divergent expression of bacterial wall sensing Toll-like receptors 2 and 4 in colorectal cancer

P. Ohtonen, M. Mäkinen, Sara A. Väyrynen, 2017, World journal of gastroenterology.

Soleus Atrophy Is Common After the Nonsurgical Treatment of Acute Achilles Tendon Ruptures: A Randomized Clinical Trial Comparing Surgical and Nonsurgical Functional Treatments

P. Ohtonen, J. Leppilahti, P. Siira, 2017, The American journal of sports medicine.

The N-methyl-D-aspartate antagonist memantine has no neuroprotective effect during hypothermic circulatory arrest: a study in the chronic porcine model.

V. Jäntti, V. Vainionpää, P. Ohtonen, 2001, The Journal of thoracic and cardiovascular surgery.

Effect of pre-operative oral carbohydrate loading on recovery after day-case cholecystectomy: A randomised controlled trial.

P. Ohtonen, H. Helminen, J. Saarnio, 2019, European journal of anaesthesiology.

Perioperative oral nutritional support for patients diagnosed with primary colon adenocarcinoma undergoing radical surgical procedures -Peri-Nutri Trial: study protocol for a randomized controlled trial

P. Ohtonen, U. Schwab, M. Mäkinen, 2022, BMC Nutrition.

Case control study investigating the clinical utility of NPWT in the perineal region following abdominoperineal resection for rectal adenocarcinoma: a single center study

P. Ohtonen, T. Rautio, Elisa Mäkäräinen, 2022, BMC Surgery.

Radiographic Analysis of the Impact of Internal Fixation and Dressing Choice of Distal Chevron Osteotomy: Randomized Control Trial

R. Ojala, P. Ohtonen, J. Leppilahti, 2012, Foot & ankle international.

Augmented Compared with Nonaugmented Surgical Repair After Total Achilles Rupture: Results of a Prospective Randomized Trial with Thirteen or More Years of Follow-up.

P. Ohtonen, T. Flinkkilä, J. Leppilahti, 2016, The Journal of bone and joint surgery. American volume.

Epidemiology of Achilles tendon ruptures: Increasing incidence over a 33‐year period

P. Ohtonen, T. Flinkkilä, J. Leppilahti, 2015, Scandinavian journal of medicine & science in sports.

Predictive value of p53, Ki67 and TLR5 in neoplastic progression of Barrett’s esophagus: a matched case–control study

T. Kuopio, P. Ohtonen, E. Sihvo, 2022, Virchows Archiv.

Human patient simulation education in the nursing management of the mechanically ventilated patient – a randomized controlled trial

T. Ala-Kokko, P. Ohtonen, H. Kyngäs, 2021 .

Long-term Outcome and Causes of Death for Working-age Patients Hospitalized Due to Acute Pancreatitis With a Median Follow-up of 10 Years

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2017, Annals of surgery.

Title: Simulation education as a single intervention does not improve hand hygiene practices – a randomized controlled follow-up study

T. Ala-Kokko, P. Ohtonen, H. Kyngäs, 2019 .

Chemotherapy Improves Survival After Percutaneous Biliary Drainage in Patients With Pancreatic or Biliary Tract Cancer With Biliary Obstruction

P. Ohtonen, H. Syrjälä, J. Saarnio, 2021, AntiCancer Research.

Prophylactic retrorectus mesh versus no mesh in midline emergency laparotomy closure for prevention of incisional hernia (PREEMER): study protocol for a multicentre, double-blinded, randomized controlled trial

V. Sallinen, P. Ohtonen, A. Leppäniemi, 2022, BJS open.

Effect of Sildenafil on Pulmonary Circulation and Cardiovascular Function in Near-Term Fetal Sheep During Hypoxemia

P. Ohtonen, M. Kokki, A. Bhide, 2019, Reproductive Sciences.

Quality of life in head and neck cancer patients at 5 years after free flap reconstruction: a significant decline during the follow-up

J. Liisanantti, P. Ohtonen, P. Koivunen, 2022, European Archives of Oto-Rhino-Laryngology.

A comparison of paracervical block with single-shot spinal for labour analgesia in multiparous women: a randomised controlled trial.

P. Ohtonen, T. Raudaskoski, E. Junttila, 2009, International journal of obstetric anesthesia.

Association of low mixed venous oxygen saturations during early ICU stay with increased 30-day and 1-year mortality after cardiac surgery: a single-center retrospective study

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2022, BMC Anesthesiology.

Hyperthermic intraperitoneal chemotherapy enhances blood coagulation perioperatively evaluated by thromboelastography: a pilot study

T. Ala-Kokko, E. Savolainen, P. Ohtonen, 2020, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

Long-term results of arthroscopic Bankart repair: Minimum 10 years of follow-up

P. Ohtonen, T. Flinkkilä, J. Leppilahti, 2017, Knee Surgery, Sports Traumatology, Arthroscopy.

Restored pelvic anatomy is preserved after laparoscopic and robot‐assisted ventral rectopexy: MRI‐based 5‐year follow‐up of a randomized controlled trial

P. Ohtonen, E. Pääkkö, J. Mäkelä, 2020, Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland.

PREEMER trial: Study protocol for a randomized controlled trial

V. Sallinen, P. Ohtonen, A. Leppäniemi, 2020 .

Effects of pH management during selective antegrade cerebral perfusion on cerebral microcirculation and metabolism: alpha-stat versus pH-stat.

P. Ohtonen, K. Kiviluoma, T. Juvonen, 2007, The Annals of thoracic surgery.

Lamotrigine plus leukocyte filtration as a neuroprotective strategy in experimental hypothermic circulatory arrest.

V. Jäntti, V. Vainionpää, P. Ohtonen, 2002, The Annals of thoracic surgery.

Incisional and epidural analgesia after caesarean delivery: a prospective, placebo-controlled, randomised clinical study.

T. Ala-Kokko, P. Ohtonen, N. Rawal, 2006, International journal of obstetric anesthesia.

Artificial intelligence-enhanced care pathway planning and scheduling system: content validity assessment of required functionalities

P. Ohtonen, M. Jansson, S. Lahtinen, 2022, BMC health services research.

Propofol is associated with impaired brain metabolism during hypothermic circulatory arrest: an experimental microdialysis study.

P. Ohtonen, F. Biancari, K. Kiviluoma, 2006, The heart surgery forum.

Intra-operative Clodronate Rinsing Improves the Integration of the Femoral Stem in a Prospective, Double-blinded, Randomized, Placebo-controlled Clinical RSA-study

Hannu-Ville Leskelä, P. Lehenkari, P. Ohtonen, 2021 .

Young patients with hematologic and lymphatic malignancies have an increased risk of hip and knee arthroplasty

P. Ohtonen, A. Harila-Saari, T. Niinimäki, 2016, Acta oncologica.

Fructose-1,6-bisphosphate for improved outcome after hypothermic circulatory arrest in pigs.

V. Vainionpää, P. Ohtonen, F. Biancari, 2003, Journal of Thoracic and Cardiovascular Surgery.

Total knee arthroplasty after high tibial osteotomy: a registry-based case–control study of 1,036 knees

P. Ohtonen, A. Eskelinen, J. Leppilahti, 2013, Archives of Orthopaedic and Trauma Surgery.

Syndesmotic Fixation in Supination-External Rotation Ankle Fractures: A Prospective Randomized Study

P. Ohtonen, P. Hyvönen, T. Flinkkilä, 2011, Foot & ankle international.

Rerupture and Deep Infection Following Treatment of Total Achilles Tendon Rupture

P. Ohtonen, J. Leppilahti, A. Pajala, 2002, The Journal of bone and joint surgery. American volume.

Tenascin-C and type I and III collagen expression in total Achilles tendon rupture. An immunohistochemical study.

Y. Soini, J. Risteli, J. Melkko, 2009, Histology and histopathology.

Survivorship of high tibial osteotomy in the treatment of osteoarthritis of the knee: Finnish registry-based study of 3195 knees.

P. Ohtonen, A. Eskelinen, M. Junnila, 2012, The Journal of bone and joint surgery. British volume.

Prebiopsy Multiparametric Magnetic Resonance Imaging for Prostate Cancer Diagnosis in Biopsy-naive Men with Suspected Prostate Cancer Based on Elevated Prostate-specific Antigen Values: Results from a Randomized Prospective Blinded Controlled Trial.

Saila Kauppila, Eveliina Lammentausta, M. Vaarala, 2016, European urology.

Five-year outcome of laparoscopic and Lichtenstein hernioplasties

P. Ohtonen, S. Bringman, K. Haukipuro, 2004, Surgical Endoscopy And Other Interventional Techniques.

PERSISTENCE OF INDENTATION WITH BIOABSORBABLE POLY-l/d-LACTIDE VERSUS SILICONE SPONGE SCLERAL BUCKLING IMPLANTS

Ville Ellä, Minna Kellomäki, Pertti Törmälä, 2005, Retina.

Arthroscopic Bankart repair: results and risk factors of recurrence of instability

P. Ohtonen, P. Hyvönen, T. Flinkkilä, 2010, Knee Surgery, Sports Traumatology, Arthroscopy.

Repolarization Abnormalities in Patients with Subarachnoid and Intracerebral Hemorrhage: Predisposing Factors and Association with Outcome

J. Koskenkari, T. Ala-Kokko, P. Ohtonen, 2013, Anesthesia and analgesia.

Serum TLR2 and TLR4 levels in colorectal cancer and their association with systemic inflammatory markers, tumor characteristics, and disease outcome

J. Väyrynen, P. Ohtonen, M. Mäkinen, 2019, APMIS : acta pathologica, microbiologica, et immunologica Scandinavica.

Thromboelastography Values Remain Hypercoagulative 6 Months After Obesity Surgery: a Pilot Study

T. Ala-Kokko, E. Savolainen, P. Ohtonen, 2018, Obesity Surgery.

Anatomical and functional changes to the pelvic floor after robotic versus laparoscopic ventral rectopexy: a randomised study

P. Ohtonen, E. Pääkkö, F. Biancari, 2016, International Urogynecology Journal.

Appendicolith appendicitis is clinically complicated acute appendicitis—is it histopathologically different from uncomplicated acute appendicitis

P. Salminen, P. Ohtonen, J. Grönroos, 2019, International Journal of Colorectal Disease.

Increasing numbers of ureteric injuries after the introduction of laparoscopic surgery

P. Ohtonen, T. Parpala-Spårman, TEIJA PARPALA-SPÅRMAN, 2008, Scandinavian journal of urology and nephrology.

Lower Respiratory Tract Virus Findings in Mechanically Ventilated Patients With Severe Community-Acquired Pneumonia

T. Ala-Kokko, P. Ohtonen, H. Syrjälä, 2014, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Is preoperative distinction between complicated and uncomplicated acute appendicitis feasible without imaging?

J. Mecklin, P. Salminen, P. Ohtonen, 2016, Surgery.

Histological Damage of Colonic Epithelium is Associated with Clinical Severity and Outcome in Colectomized Critically Ill Patients

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2014, World Journal of Surgery.

Neurogenic Pulmonary Edema in Patients with Nontraumatic Intracerebral Hemorrhage: Predictors and Association with Outcome

J. Koskenkari, T. Ala-Kokko, O. Vuolteenaho, 2013, Anesthesia and analgesia.

Community- and hospital-acquired infections necessitating ICU admission: spectrum, co-morbidities and outcome.

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2006, The Journal of infection.

The interaction of CYP3A5 polymorphisms along the androgen metabolism pathway in prostate cancer

J. Schleutker, T. Tammela, T. Paavonen, 2008, International journal of cancer.

Endovenous obliteration versus conventional stripping operation in the treatment of primary varicose veins: a randomized controlled trial with comparison of the costs.

Jukka Perälä, Arto Ohinmaa, Tero Rautio, 2002, Journal of vascular surgery.

Factors associated with delayed venous ulcer healing after endovenous intervention for superficial venous insufficiency.

P. Ohtonen, M. Pokela, T. Pihlaja, 2022, Journal of vascular surgery. Venous and lymphatic disorders.

Fetal ventricular interactions and wall mechanics during ductus arteriosus occlusion in a sheep model.

S. Langley, D. Sahn, P. Ohtonen, 2015, Ultrasound in medicine & biology.

Hearing impairment is common among Saami adults in Northern Finland

P. Ohtonen, E. Mäki-Torkko, M. Sorri, 2017, International journal of circumpolar health.

Comparison of remifentanil and nitrous oxide in labour analgesia

S. Alahuhta, P. Ohtonen, T. Raudaskoski, 2005, Acta anaesthesiologica Scandinavica.

Timing of intravenous patient‐controlled remifentanil bolus during early labour

S. Alahuhta, P. Ohtonen, T. Raudaskoski, 2011, Acta anaesthesiologica Scandinavica.

Tendon Length, Calf Muscle Atrophy, and Strength Deficit After Acute Achilles Tendon Rupture: Long-Term Follow-up of Patients in a Previous Study

J. Niinimäki, P. Ohtonen, T. Flinkkilä, 2017, The Journal of bone and joint surgery. American volume.

Severe community‐acquired pneumonia treated with β‐lactam–respiratory quinolone vs. β‐lactam–macrolide combination

P. Ohtonen, H. Syrjälä, J. Karhu, 2013, Acta anaesthesiologica Scandinavica.

Short- and long-term mortality and causes of death after reconstruction of cancers of the head and neck with free flaps.

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2019, The British journal of oral & maxillofacial surgery.

Complications and outcome after free flap surgery for cancer of the head and neck.

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2018, The British journal of oral & maxillofacial surgery.

Prophylactic pancreatic duct stenting in severe acute necrotizing pancreatitis: a prospective randomized study

J. Liisanantti, P. Ohtonen, A. Saarela, 2019, Endoscopy.

Factors that predict morbidity and mortality in patients with perforated peptic ulcers.

P. Ohtonen, J. Mäkelä, H. Kiviniemi, 2002, The European journal of surgery = Acta chirurgica.

A Prospective Randomized Trial Comparing Surgical and Nonsurgical Treatments of Acute Achilles Tendon Ruptures

P. Ohtonen, J. Leppilahti, P. Siira, 2016, The American journal of sports medicine.

Early Functional Treatment Versus Cast Immobilization in Tension After Achilles Rupture Repair

P. Ohtonen, J. Leppilahti, P. Siira, 2015, The American journal of sports medicine.

Preoperative Radiological Factors Correlated to Long-Term Recurrence of Hallux Valgus Following Distal Chevron Osteotomy

R. Ojala, P. Ohtonen, J. Leppilahti, 2014, Foot & ankle international.

Complications in Laparoscopic Versus Open Incisional Ventral Hernia Repair. A Retrospective Comparative Study

P. Ohtonen, J. Kössi, J. Mäkelä, 2015, World Journal of Surgery.

Effect of Acute Pancreatitis on Porcine Intestine: A Morphological Study

J. Koskenkari, I. Hassinen, P. Lehenkari, 2013, Ultrastructural pathology.

Portal vein cytokines in the early phase of acute experimental oedematous and necrotizing porcine pancreatitis

J. Koskenkari, P. Lehenkari, P. Ohtonen, 2012, Scandinavian journal of gastroenterology.

Placental and Fetal Hemodynamics After Labetalol or Pindolol in a Sheep Model of Increased Placental Vascular Resistance and Maternal Hypertension

S. Alahuhta, P. Ohtonen, G. Acharya, 2009, Reproductive Sciences.

Laparoscopic versus hybrid approach for treatment of incisional ventral hernia: a prospective randomized multicenter study of 1-month follow-up results

P. Ohtonen, J. Vironen, J. Kössi, 2018, Hernia.

Laparoscopic versus Hybrid Approach for Treatment of Incisional Ventral Hernia

P. Ohtonen, F. Biancari, J. Mäkelä, 2017, Digestive Surgery.

Laparoscopically guided transversus abdominis plane block versus local wound analgesia in laparoscopic surgery for peritoneal endometriosis: study protocol for a prospective randomized controlled double-blinded LTAP-trial

P. Ohtonen, A. Terho, T. Rautio, 2022, Trials.

Intestinal bacterial translocation and tight junction structure in acute porcine pancreatitis.

J. Koskenkari, P. Lehenkari, P. Ohtonen, 2012, Hepato-gastroenterology.

Diagnostic accuracy of computed tomography imaging of surgically treated acute acalculous cholecystitis in critically ill patients.

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2011, The Journal of trauma.

Evaluating helicopter emergency medical missions: a reliability study of the HEMS benefit and NACA scores

J. Reitala, L. Raatiniemi, J. Liisanantti, 2017, Acta anaesthesiologica Scandinavica.

Two percent lidocaine spinal anaesthesia compared with sevoflurane anaesthesia in ambulatory knee surgery - cost-effectiveness, home readiness and recovery profiles.

P. Ohtonen, A. Löppönen, M. Martikainen, 2001, Ambulatory surgery.

Reliability of bioreactance and pulse power analysis in measuring cardiac index during cytoreductive abdominal surgery with hyperthermic intraperitoneal chemotherapy (HIPEC)

J. Liisanantti, P. Ohtonen, T. Kaakinen, 2023, BMC Anesthesiology.

HIF-1α and VEGF are associated with disease progression in esophageal carcinoma.

Y. Soini, P. Ohtonen, H. Takala, 2011, The Journal of surgical research.

Epileptiform and periodic EEG activities induced by rapid sevoflurane anaesthesia induction

V. Jäntti, S. Alahuhta, P. Ohtonen, 2018, Clinical Neurophysiology.

Direct hand hygiene observations and feedback increased hand hygiene compliance among nurses and doctors in medical and surgical wards - an eight-year observational study.

P. Ohtonen, O. Kanste, H. Syrjälä, 2022, The Journal of hospital infection.

Laparoscopic versus hybrid approach for treatment of incisional ventral hernia: a prospective randomised multicentre study, 1-year results

P. Ohtonen, J. Vironen, J. Kössi, 2019, Surgical endoscopy.

Prevalence, incidence and epidemiology of childhood uveitis

P. Ohtonen, N. Hautala, T. Hautala, 2020, Acta ophthalmologica.

Does Ventral Rectopexy Improve Pelvic Floor Function in the Long Term?

P. Ohtonen, J. Kössi, M. Kairaluoma, 2018, Diseases of the colon and rectum.

Nephrectomy improves the survival of metastatic renal cell cancer patients with moderate to good performance status—results from a Finnish nation-wide population-based study from 2005 to 2010

M. Vaarala, P. Ohtonen, H. Ronkainen, 2021, World Journal of Surgical Oncology.

Changing trends in symptomatology, diagnostics, stage and survival of prostate cancer in Northern Finland during a period of 20 years

M. Vaarala, P. Ohtonen, P. Hellström, 2013, World Journal of Surgical Oncology.

Classification of bone flap resorption after cranioplasty: a proposal for a computed tomography-based scoring system

J. Niinimäki, P. Lehenkari, P. Ohtonen, 2019, Acta Neurochirurgica.

Expression of CD11b/CD18 adhesion molecules on circulating phagocytes—a novel aid to diagnose infection in patients with cancer

H. Joensuu, P. Ohtonen, S. Siitonen, 2008, Supportive Care in Cancer.

Increased mesenchymal podoplanin expression is associated with calcification in aortic valves.

J. Rysä, P. Ohtonen, Pauli Ohukainen, 2019, Cardiovascular pathology : the official journal of the Society for Cardiovascular Pathology.

Neutrophil CD64, C‐reactive protein, and procalcitonin in the identification of sepsis in the ICU — Post‐test probabilities

T. Ala-Kokko, E. Savolainen, P. Ohtonen, 2018, Journal of critical care.

Anterior inferior tibiofibular ligament exploration and repair in Weber B-type ankle fracture: a comparative retrospective study

P. Ohtonen, T. Flinkkilä, J. Ristiniemi, 2011, European Journal of Orthopaedic Surgery & Traumatology.

Stability Criteria for Nonoperative Ankle Fracture Management

P. Ohtonen, T. Flinkkilä, J. Ristiniemi, 2011, Foot & ankle international.

Syndesmosis fixation in supination-external rotation ankle fractures. Long-Term results of a prospective randomised study.

J. Niinimäki, Hannu-Ville Leskelä, P. Ohtonen, 2021, Foot and ankle surgery : official journal of the European Society of Foot and Ankle Surgeons.

Intraoperative assessment of the stability of the distal tibiofibular joint in supination-external rotation injuries of the ankle: sensitivity, specificity, and reliability of two clinical tests.

P. Ohtonen, P. Hyvönen, T. Flinkkilä, 2011, The Journal of bone and joint surgery. American volume.

Effect of Syndesmosis Injury in SER IV (Weber B)–Type Ankle Fractures on Function and Incidence of Osteoarthritis

J. Niinimäki, P. Ohtonen, T. Flinkkilä, 2015, Foot & ankle international.

Stability assessment of the ankle mortise in supination-external rotation-type ankle fractures: lack of additional diagnostic value of MRI.

J. Niinimäki, P. Ohtonen, T. Flinkkilä, 2014, The Journal of bone and joint surgery. American volume.

Syndesmotic Fixation in Supination-External Rotation Ankle Fractures

J. Niinimäki, P. Ohtonen, T. Flinkkilä, 2014, Foot & ankle international.

Diagnostic accuracy of the gravity stress test and clinical signs in cases of isolated supination-external rotation-type lateral malleolar fractures.

J. Niinimäki, P. Ohtonen, T. Flinkkilä, 2015, The bone & joint journal.

Three week versus six week immobilisation for stable Weber B type ankle fractures: randomised, multicentre, non-inferiority clinical trial

P. Ohtonen, T. Järvinen, T. Flinkkilä, 2019, British Medical Journal.

Suture button versus syndesmosis screw fixation in pronation-external rotation ankle fractures: A minimum 6-year follow-up of a randomised controlled trial.

J. Niinimäki, Hannu-Ville Leskelä, P. Ohtonen, 2021, Injury.

Apelin and its receptor APJ in human aortic valve stenosis.

Y. Soini, O. Vuolteenaho, P. Ohtonen, 2009, The Journal of heart valve disease.

Risk of Appendiceal Neoplasm in Periappendicular Abscess in Patients Treated With Interval Appendectomy vs Follow-up With Magnetic Resonance Imaging: 1-Year Outcomes of the Peri–Appendicitis Acuta Randomized Clinical Trial

P. Salminen, P. Ohtonen, J. Grönroos, 2019, JAMA surgery.

Recovery and patient satisfaction following radiofrequency ablation and concomitant foam sclerotherapy of varicose veins with and without compression: A randomized controlled non-inferiority trial

P. Ohtonen, P. Romsi, M. Pokela, 2022, Phlebology.

Post-procedural Compression vs. No Compression After Radiofrequency Ablation and Concomitant Foam Sclerotherapy of Varicose Veins: A Randomised Controlled Non-inferiority Trial.

P. Ohtonen, P. Romsi, M. Pokela, 2019, European journal of vascular and endovascular surgery : the official journal of the European Society for Vascular Surgery.

Risk factors for complications after volar plate fixation of distal radial fractures

P. Ohtonen, T. Flinkkilä, J. Leppilahti, 2018, The Journal of hand surgery, European volume.

Early palmar plate fixation of distal radius fractures may benefit patients aged 50 years or older: a randomized trial comparing 2 different treatment protocols

P. Ohtonen, T. Flinkkilä, J. Leppilahti, 2019, Acta orthopaedica.

Epidemiology and seasonal variation of distal radius fractures in Oulu, Finland

P. Ohtonen, P. Hyvönen, T. Flinkkilä, 2011, Osteoporosis International.

Functional results after orthotopic bladder substitution: A prospective multicentre study comparing four types of neobladder

E. Jonsson, P. Wiklund, P. Ohtonen, 2014, Scandinavian journal of urology.

T. Ala-Kokko, L. Raatiniemi, J. Liisanantti, 2019, Acta anaesthesiologica Scandinavica.

Interleukin-5, interleukin-6, interferon induced protein-10, procalcitonin and C-reactive protein among mechanically ventilated severe community-acquired viral and bacterial pneumonia patients

T. Ala-Kokko, P. Ohtonen, I. Julkunen, 2018, Cytokine.

Prospective, Randomized Study on the Use of Prosthetic Mesh to Prevent a Parastomal Hernia in a Permanent Colostomy: Results of a Long-term Follow-up

P. Ohtonen, J. Kössi, M. Kairaluoma, 2020, Diseases of the colon and rectum.

Statin treatment and gene expression of anti-atherogenic factor C-type natriuretic peptide system in stenotic aortic valves.

P. Ohtonen, H. Ruskoaho, Pauli Ohukainen, 2011, The Journal of heart valve disease.

Fetal sheep central haemodynamics and cardiac function during occlusion of the ascending aorta

P. Ohtonen, A. Hohimer, G. Acharya, 2017, Experimental physiology.

The impact of sarcopenia and myosteatosis on postoperative outcomes and 5-year survival in curatively operated colorectal cancer patients - A retrospective register study.

P. Ohtonen, T. Rautio, J. Saarnio, 2020, European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology.

Distinct Downregulation of C-Type Natriuretic Peptide System in Human Aortic Valve Stenosis

Y. Soini, J. Rysä, P. Ohtonen, 2007, Circulation.

Cohort profile: a nationwide population-based retrospective assessment of oesophageal cancer in the Finnish National Esophago-Gastric Cancer Cohort (FINEGO)

A. Ristimäki, A. Kokkola, P. Ohtonen, 2020, BMJ Open.

Finnish National Esophago-Gastric Cancer Cohort (FINEGO) for studying outcomes after oesophageal and gastric cancer surgery: a protocol for a retrospective, population-based, nationwide cohort study in Finland

A. Ristimäki, A. Kokkola, P. Ohtonen, 2019, BMJ Open.

Incidence of osteotomies around the knee for the treatment of knee osteoarthritis: A 22-year population-based study

P. Ohtonen, A. Eskelinen, M. Junnila, 2012, International Orthopaedics.

Risk factors for prolonged intensive care unit stay and hospital mortality in acute drug-poisoned patients: an evaluation of the physiologic and laboratory parameters on admission.

J. Laurila, T. Ala-Kokko, J. Liisanantti, 2011, Journal of critical care.

Mortality among Finnish anesthesiologists from 1984–2000

S. Alahuhta, P. Ohtonen, Seppo Alahuhta, 2002, Acta anaesthesiologica Scandinavica.

Mortality rates for Finnish anaesthesiologists and paediatricians are lower than those for the general population

S. Alahuhta, P. Ohtonen, 2017, Acta anaesthesiologica Scandinavica.

Prospective, Randomized Study on the Use of a Prosthetic Mesh for Prevention of Parastomal Hernia of Permanent Colostomy

P. Ohtonen, F. Biancari, J. Kössi, 2015, Diseases of the colon and rectum.

Parastomal Hernia: A Retrospective Nationwide Cohort Study Comparing Different Techniques with Long-Term Follow-Up

P. Ohtonen, J. Vironen, J. Kössi, 2021, World Journal of Surgery.

Treatment outcome of neonatal hip instability.

P. Ohtonen, J. Leppilahti, M. Valkama, 2020, The bone & joint journal.

Preloop trial: study protocol for a randomized controlled trial

P. Ohtonen, J. Kössi, T. Rautio, 2018, Trials.

Keyhole versus Sugarbaker techniques in parastomal hernia repair following ileal conduit urinary diversion: a retrospective nationwide cohort study

P. Ohtonen, J. Vironen, J. Kössi, 2021, BMC Surgery.

Synthetic mesh versus biological mesh to prevent incisional hernia after loop-ileostomy closure: a randomized feasibility trial

P. Ohtonen, J. Kössi, M. Kairaluoma, 2023, BMC Surgery.

Treatment Profile and 1-Year Mortality Among Nontraumatic Intensive Care Unit Patients With Alcohol-Related Health Problems

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2020, Journal of intensive care medicine.

Surgery versus non-operative treatment for ER-stress unstable Weber-B unimalleolar fractures: a study protocol for a prospective randomized non-inferiority (Super-Fin) trial

Hannu-Ville Leskelä, S. Taimela, P. Ohtonen, 2021, BMJ Surgery, Interventions, & Health Technologies.

Improved outcome after trauma care in university‐level intensive care units

J. Koskenkari, P. Ohtonen, J. Laurila, 2009, Acta anaesthesiologica Scandinavica.

Is Palliative Percutaneous Drainage for Malignant Biliary Obstruction Useful?

J. Perälä, P. Ohtonen, H. Syrjälä, 2018, World Journal of Surgery.

Human patient simulation education in the nursing management of patients requiring mechanical ventilation: a randomized, controlled trial.

T. Ala-Kokko, P. Ohtonen, H. Kyngäs, 2014, American journal of infection control.

Previous arthroscopic Bankart repair is an independent risk factor for an inferior outcome after Latarjet procedure.

P. Ohtonen, T. Flinkkilä, J. Leppilahti, 2019, Orthopaedics & traumatology, surgery & research : OTSR.

Unicompartmental Knee Arthroplasty Survivorship is Lower Than TKA Survivorship: A 27-year Finnish Registry Study

P. Ohtonen, A. Eskelinen, V. Remes, 2014, Clinical orthopaedics and related research.

The impact of cardiovascular diseases on hearing deterioration: a 13-year follow-up study

P. Ohtonen, E. Mäki-Torkko, M. Sorri, 2021, International journal of audiology.

Prevalence and incidence of hearing impairment among adults: a 13-year follow-up study

P. Ohtonen, E. Mäki-Torkko, M. Sorri, 2021, International journal of audiology.

Chest magnetic resonance imaging for pneumonia diagnosis in outpatients with lower respiratory tract infection

Markku Broas, P. Ohtonen, E. Pääkkö, 2017, European Respiratory Journal.

Accuracy, Precision, and Trending Ability of Perioperative Central Venous Oxygen Saturation Compared to Mixed Venous Oxygen Saturation in Unselected Cardiac Surgical Patients.

J. Liisanantti, P. Ohtonen, T. Kaakinen, 2021, Journal of cardiothoracic and vascular anesthesia.

Alcohol and other substance abuse in trauma patients admitted to ICU in Northern Finland

J. Koskenkari, T. Ala-Kokko, J. Liisanantti, 2018 .

Has the income of the residential area impact on the use of intensive care?

T. Ala-Kokko, L. Raatiniemi, J. Liisanantti, 2017, Acta anaesthesiologica Scandinavica.

What Is the Applicability of a Novel Surveillance Concept of Ventilator-Associated Events?

T. Ala-Kokko, P. Ohtonen, L. Ahvenjärvi, 2017, Infection Control & Hospital Epidemiology.

Progression of human aortic valve stenosis is associated with tenascin-C expression.

Y. Soini, R. Pöllänen, J. Melkko, 2002, Journal of the American College of Cardiology.

The proportion of understaffing and increased nursing workload are associated with multiple organ failure: A cross-sectional study.

T. Ala-Kokko, P. Ohtonen, H. Syrjälä, 2020, Journal of advanced nursing.

Impact of cholangitis on survival of patients with malignant biliary obstruction treated with percutaneous transhepatic biliary drainage

P. Ohtonen, H. Syrjälä, J. Saarnio, 2023, BMC Gastroenterology.

Outcomes of primary total knee arthroplasty: the impact of patient-relevant factors on self-reported function and quality of life

J. Arokoski, H. Sintonen, P. Ohtonen, 2011, Disability and rehabilitation.

Factors associated with health-related quality of life 6 years after ICU discharge in a Finnish paediatric population: a cohort study

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2018, Intensive Care Medicine.

The role of linguistic and cognitive factors in emotion recognition difficulties in children with ASD, ADHD or DLD.

K. Huttunen, P. Ohtonen, M. Laakso, 2019, International journal of language & communication disorders.

Vitamin D deficiency at admission is not associated with 90-day mortality in patients with severe sepsis or septic shock: Observational FINNAKI cohort study

J. Laurila, J. Koskenkari, T. Ala-Kokko, 2016, Annals of medicine.

Effect of First Tarsometatarsal Joint Derotational Arthrodesis on First Ray Dynamic Stability Compared to Distal Chevron Osteotomy

R. Ojala, P. Ohtonen, T. Klemola, 2017, Foot & ankle international.

First tarsometatarsal joint derotational arthrodesis--a new operative technique for flexible hallux valgus without touching the first metatarsophalangeal joint.

R. Ojala, P. Ohtonen, T. Klemola, 2014, The Journal of foot and ankle surgery : official publication of the American College of Foot and Ankle Surgeons.

Point prevalence and risk factors for healthcare-associated infections in primary healthcare wards

P. Ohtonen, P. Ylipalosaari, T. Puhto, 2011, Infection.

Accuracy of hand-held Doppler in planning the operation for primary varicose veins.

J. Perälä, P. Ohtonen, F. Biancari, 2002, European journal of vascular and endovascular surgery : the official journal of the European Society for Vascular Surgery.

Economic evaluation of multidisciplinary rehabilitation after primary total knee arthroplasty based on a randomized controlled trial

H. Sintonen, P. Ohtonen, E. Kyllönen, 2011, Arthritis care & research.

Role of Fixation and Postoperative Regimens in the Long-Term Outcomes of Distal Chevron Osteotomy: A Randomized Controlled Two-by-Two Factorial Trial of 100 Patients.

P. Ohtonen, J. Leppilahti, J. Junila, 2015, The Journal of foot and ankle surgery : official publication of the American College of Foot and Ankle Surgeons.

First Tarsometatarsal Joint Derotational Arthrodesis for Flexible Hallux Valgus: Results from Follow-Up of 3–8 Years

R. Ojala, P. Ohtonen, T. Klemola, 2017, Scandinavian journal of surgery : SJS : official organ for the Finnish Surgical Society and the Scandinavian Surgical Society.

Simulation education as a single intervention does not improve hand hygiene practices: A randomized controlled follow-up study.

T. Ala-Kokko, P. Ohtonen, H. Kyngäs, 2016, American journal of infection control.

Encouraging visual outcomes in children with idiopathic and JIA associated uveitis: a population-based study

P. Ohtonen, N. Hautala, M. Siiskonen, 2023, Pediatric Rheumatology.

Increase in tissue endothelin-1 and ETA receptor levels in human aortic valve stenosis.

Y. Soini, O. Vuolteenaho, P. Ohtonen, 2008, European heart journal.

M. Salkinoja-Salonen, P. Ohtonen, P. Salin, 2017, Environmental research.

Outcomes of 35-year duration of type 1 diabetes and proliferative diabetic retinopathy on functional vision and quality of life: Benefits of good glycemic control.

P. Ohtonen, N. Hautala, A. Falck, 2023, Journal of diabetes and its complications.

Multidisciplinary rehabilitation after primary total knee arthroplasty: a randomized controlled study of its effects on functional capacity and quality of life

H. Sintonen, P. Ohtonen, M. Hämäläinen, 2010, Clinical rehabilitation.

Potential preanalytical errors in whole-blood analysis: Effect of syringe sample volume on blood gas, electrolyte and lactate values

P. Ohtonen, K. Kiviluoma, P. Hedberg, 2009, Scandinavian journal of clinical and laboratory investigation.

Development of renal failure during the initial 24 h of intensive care unit stay correlates with hospital mortality in trauma patients

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2006, Acta anaesthesiologica Scandinavica.

Comparison of the epidemiology, risk factors, outcome and degree of organ failures of patients with candidemia acquired before or during ICU treatment

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2012, Critical Care.

Incidence and prevalence of neovascular age-related macular degeneration: 15-year epidemiological study in a population-based cohort in Finland

P. Ohtonen, N. Hautala, A. Kubin, 2023, Annals of medicine.

Alexithymia and depression in the recovery of chronic pain patients: a follow-up study

P. Ohtonen, A. Mattila, M. Karukivi, 2017, Nordic journal of psychiatry.

Endoscopic sinus surgery (ESS) to change quality of life for adults with recurrent rhinosinusitis: study protocol for a randomized controlled trial

P. Ohtonen, U. Lantto, O. Alho, 2021, Trials.

Effects of simulation education on oral care practices – a randomized controlled trial

T. Ala-Kokko, P. Ohtonen, H. Kyngäs, 2017, Nursing in critical care.

(Pro)renin receptors and angiotensin converting enzyme 2/angiotensin-(1-7)/Mas receptor axis in human aortic valve stenosis.

Y. Soini, P. Ohtonen, H. Ruskoaho, 2011, Atherosclerosis.

Long‐term survival after primary intracerebral hemorrhage: A population‐based case–control study spanning a quarter of a century

S. Juvela, J. Huhtakangas, P. Ohtonen, 2021, European journal of neurology.

Cost-analysis and quality of life after laparoscopic and robotic ventral mesh rectopexy for posterior compartment prolapse: a randomized trial

H. Sintonen, P. Ohtonen, A. Ohinmaa, 2019, Techniques in Coloproctology.

Robot‐assisted vs laparoscopic ventral rectopexy for external or internal rectal prolapse and enterocele: a randomized controlled trial

P. Ohtonen, E. Pääkkö, F. Biancari, 2016, Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland.

Robotic-assisted and laparoscopic ventral rectopexy in the treatment of rectal prolapse: a matched-pairs study of operative details and complications

P. Ohtonen, H. Takala, J. Mäkelä, 2014, Techniques in Coloproctology.

Disability in end-stage knee osteoarthritis

J. Niinimäki, J. Arokoski, P. Ohtonen, 2009, Disability and rehabilitation.

Visual Outcomes of Anti-VEGF Treatment on Neovascular Age-Related Macular Degeneration: A Real-World Population-Based Cohort Study

P. Ohtonen, N. Hautala, A. Kubin, 2023, Pharmaceuticals.

Prevalence of glaucoma in the Northern Finland Birth Cohort Eye Study

A. Tuulonen, P. Ohtonen, J. Kuoppala, 2018, Acta ophthalmologica.

Impact of Preoperative Organ Failures on Survival in Intensive Care Unit Patients with Colectomy

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2013, World Journal of Surgery.

Early chest computed tomography in adult acute severe community‐acquired pneumonia patients treated in the intensive care unit

T. Ala-Kokko, P. Ohtonen, L. Ahvenjärvi, 2016, Acta anaesthesiologica Scandinavica.

Colectomy in Intensive Care Patients: Operative Findings and Outcomes

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2013, World Journal of Surgery.

School Performance After Pediatric Intensive Care—Association of Mental Well-Being, Chronic Illnesses, and Family Socioeconomic Status

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2020, Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies.

Strengths and Difficulties Questionnaire Assessment of Long-Term Psychological Outcome in Children After Intensive Care Admission.

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2019, Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies.

Epidemiology of intensive care unit (ICU)‐acquired infections in a 14‐month prospective cohort study in a single mixed Scandinavian university hospital ICU

J. Laurila, T. Ala-Kokko, P. Ohtonen, 2006, Acta anaesthesiologica Scandinavica.

Teachers' work-related non-literature-known building-related symptoms are also connected to indoor toxicity: A cross-sectional study.

P. Ohtonen, H. Syrjälä, J. Salin, 2021, Indoor air.

10 years of experience with first-visit foam sclerotherapy to initiate venous ulcer healing.

P. Ohtonen, P. Romsi, M. Pokela, 2020, Journal of vascular surgery. Venous and lymphatic disorders.

Perioperative Risk Factors for 1-Year Mortality in Patients With Free-Flap Reconstruction due to Cancer of the Head and Neck.

J. Liisanantti, P. Ohtonen, P. Koivunen, 2021, Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons.

Annual hospital volume and colorectal cancer survival in a population-based nationwide cohort study in Finland.

P. Ohtonen, K. Klintrup, J. Kauppila, 2022, European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology.

Redo ventral rectopexy: is it worthwhile?

P. Ohtonen, J. Kössi, M. Kairaluoma, 2020, Techniques in Coloproctology.

A prospective pilot study on MRI visibility of iron oxide-impregnated polyvinylidene fluoride mesh after ventral rectopexy

P. Ohtonen, E. Pääkkö, T. Rautio, 2019, Techniques in Coloproctology.

Interpretation of Tonsillectomy Outcome Inventory-14 scores: a prospective matched cohort study

P. Ohtonen, O. Alho, T. Autio, 2020, European Archives of Oto-Rhino-Laryngology.

A prospective randomised study comparing TightRope and syndesmotic screw fixation for accuracy and maintenance of syndesmotic reduction assessed with bilateral computed tomography.

Jani P. A. Katisko, P. Ohtonen, T. Flinkkilä, 2015, Injury.

Five-Year Survival and Causes of Death in Children After Intensive Care—A National Registry Study*

T. Ala-Kokko, J. Liisanantti, P. Ohtonen, 2017, Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies.

Robotic versus laparoscopic surgery for severe deep endometriosis: protocol for a randomised controlled trial (ROBEndo trial)

P. Ohtonen, A. Terho, T. Rautio, 2022, BMJ Open.

Total or partial tonsillar resection (tonsillectomy or tonsillotomy) to change the quality of life for adults with recurrent or chronic tonsillitis: study protocol for a randomised controlled trial

P. Ohtonen, E. Läärä, O. Alho, 2021, Trials.

Total or Partial Tonsillar Resection (Tonsillectomy or Tonsillotomy) To Change Quality of Life for Adults with Recurrent or Chronic Tonsillitis: Study Protocol for a Randomised Controlled Trial

P. Ohtonen, E. Läärä, O. Alho, 2021 .

Hearing impairment among adults: The impact of cardiovascular diseases and cardiovascular risk factors

P. Ohtonen, E. Mäki-Torkko, M. Sorri, 2015, International journal of audiology.

Anti‐inflammatory effect of high‐dose insulin treatment after urgent coronary revascularization surgery

V. Vainionpää, J. Koskenkari, T. Ala-Kokko, 2006, Acta anaesthesiologica Scandinavica.

Handheld fundus camera performance, image quality and outcomes of diabetic retinopathy grading in a pilot screening study

P. Ohtonen, N. Hautala, A. Kubin, 2021, Acta ophthalmologica.