B. Kollen

R. V. van Lingen, B. Kollen, A. Vogelsang, 2009, International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition.

Recruitment through media and general practitioners resulted in comparable samples in an RCT on incontinence.

B. Kollen, H. B. van der Worp, Anne M M Loohuis, 2019, Journal of clinical epidemiology.

KNGF Clinical Practice Guideline for Physical Therapy in Patients with Stroke.

Gert Kwakkel, G. Kwakkel, B. Kollen, 2008 .

The Effectiveness of the Bobath Concept in Stroke Rehabilitation: What is the Evidence?

Jaap H. Buurke, Jos Halfens, Gert Kwakkel, 2009, Stroke.

Recommendations for clinical research in children presenting to primary care out-of-hours services: a randomised controlled trial with parallel cohort study

B. Kollen, K. Vermeulen, H. Verkade, 2020, BJGP open.

The prevalence of food allergy and epinephrine auto‐injectors in Dutch food‐allergic adolescents

B. Kollen, A. Dubois, J. Saleh-Langenberg, 2016, Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology.

Predictors of Chronic Abdominal Pain Affecting the Well-Being of Children in Primary Care

B. Kollen, S. Bierma-Zeinstra, M. Benninga, 2015, The Annals of Family Medicine.

The association between nocturia and nocturnal polyuria in clinical and epidemiological studies: a systematic review and meta-analyses.

B. Kollen, J. Bosch, M. Drake, 2014, The Journal of urology.

Changes in Perceived Supervision Quality After Introduction of Competency-Based Orthopedic Residency Training: A National 6-Year Follow-Up Study.

B. Kollen, P. Brand, S. V. van Vendeloo, 2018, Journal of surgical education.

Reply: The impact of an inappropriate non-inferiority margin in a non-inferiority trial.

B. Kollen, N. Macklon, E. Groenewoud, 2016, Human reproduction.

Comparison of transvaginal sonography in recumbent and standing maternal positions to predict spontaneous preterm birth in singleton and twin pregnancies

B. Kollen, B. Arabin, J. van Eyck, 2006, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Autologous re-transfusion drain compared with no drain in total knee arthroplasty: a randomised controlled trial.

B. Kollen, C. Verheyen, R. Slappendel, 2014, Blood transfusion = Trasfusione del sangue.

Reduction of blood loss with the use of a new combined intra-operative and post-operative autologous blood transfusion system compared with no drainage in primary total hip replacement.

B. Kollen, C. Verheyen, R. Castelein, 2013, The bone & joint journal.

Predicting Recovery of Lower Extremity Sports Injuries in Primary Care

B. Kollen, K. Groenier, F. Baarveld, 2008 .

Short- and long-term outcome of infants born after maternal (pre)-eclampsia, HELLP syndrome and thrombophilia: a retrospective, cohort study.

R. V. van Lingen, B. Kollen, P. Tamminga, 2010, European journal of obstetrics, gynecology, and reproductive biology.

Apolipoprotein B: a possible new biomarker for anaphylaxis.

G. Koppelman, B. Kollen, A. Dubois, 2017, Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.

Systematic screening for urinary incontinence in older women: Who could benefit from it?

B. Kollen, G. D. de Bock, M. Berger, 2012, Scandinavian journal of primary health care.

Predicting activities after stroke

J. Krakauer, G. Kwakkel, B. Kollen, 2020, Oxford Textbook of Neurorehabilitation.

What is the optimal means of preparing the endometrium in frozen-thawed embryo transfer cycles? A systematic review and meta-analysis.

B. Kollen, A. Cantineau, N. Macklon, 2017, Human reproduction update.

Spontaneous LH surges prior to HCG administration in unstimulated-cycle frozen-thawed embryo transfer do not influence pregnancy rates.

B. Kollen, N. Macklon, E. Groenewoud, 2012, Reproductive biomedicine online.

Impact of clinical severity of stroke on the severity and recovery of visuospatial neglect

G. Kwakkel, B. Kollen, T. Nijboer, 2018, PloS one.

CHAPTER 7 IS THE HYMEN A SUITABLE CUT-OFF POINT FOR CLIN ICALLY RELEVANT PELVIC ORGAN PROLAPSE ?

B. Kollen, M. Berger, C. Panman, 2018 .

Is the hymen a suitable cut-off point for clinically relevant pelvic organ prolapse?

B. Kollen, M. Berger, C. Panman, 2017, Maturitas.

CHAPTER 5 EFFECTIVENESS AND COST-EFFECTIVENESS OF PESSARY TREATMENT COMPARED WITH PELVIC FLOOR MUSCLE TRAIN ING IN OLDER WOMEN WITH PELVIC ORGAN PROLAPSE : 2-YEAR FOLLOW-UP OF A RANDOMIZED CONTROLLED TRIAL IN PRIMARY CARE

B. Kollen, K. Vermeulen, M. Berger, 2017 .

CHAPTER 3 EFFECT OF PELVIC FLOOR MUSCLE TRAIN ING COMPARED WITH WATCHFUL WAITING IN OLDER WOMEN WITH SYMPTOMATIC MILD PELVIC ORGAN PROLAPSE : RANDOMISED CONTROLLED TRIAL IN PRIMARY CARE

B. Kollen, M. Berger, C. Panman, 2017 .

Effectiveness and cost-effectiveness of pessary treatment compared with pelvic floor muscle training in older women with pelvic organ prolapse: 2-year follow-up of a randomized controlled trial in primary care

B. Kollen, K. Vermeulen, M. Berger, 2016, Menopause.

Effect of pelvic floor muscle training compared with watchful waiting in older women with symptomatic mild pelvic organ prolapse: randomised controlled trial in primary care

B. Kollen, M. Berger, C. Panman, 2014, BMJ : British Medical Journal.

Pelvic floor muscle training versus watchful waiting or pessary treatment for pelvic organ prolapse (POPPS): design and participant baseline characteristics of two parallel pragmatic randomized controlled trials in primary care.

B. Kollen, K. Vermeulen, M. Berger, 2014, Maturitas.

Predictors of Success for Pelvic Floor Muscle Training in Pelvic Organ Prolapse

B. Kollen, M. Berger, C. Panman, 2018, Physical therapy.

Diagnostic test strategies in children at increased risk of inflammatory bowel disease in primary care

B. Kollen, P. V. van Rheenen, A. Kindermann, 2017, PloS one.

Diagnostic Accuracy of Fecal Calprotectin for Pediatric Inflammatory Bowel Disease in Primary Care: A Prospective Cohort Study

B. Kollen, P. V. van Rheenen, A. Kindermann, 2016, The Annals of Family Medicine.

Incidence and treatment of heavy menstrual bleeding in general practice

B. Kollen, M. Berger, F. Groenhof, 2017, Family practice.

A randomized controlled, non-inferiority trial of modified natural versus artificial cycle for cryo-thawed embryo transfer.

B. Kollen, M. Goddijn, F. Broekmans, 2016, Human reproduction.

CHAPTER 6 SEXUAL FUNCTION IN OLDER WOMEN WITH PELVIC FLOOR SYMPTOMS : A CROSS-SECTIONAL STUDY IN GENERAL PRACTICE

B. Kollen, M. Berger, C. Panman, 2018 .

Sexual function in older women with pelvic floor symptoms: a cross-sectional study in general practice.

B. Kollen, M. Berger, C. Panman, 2014, The British journal of general practice : the journal of the Royal College of General Practitioners.

Control of Allergic Rhinitis and Asthma Test with 1‐week recall: Validation of paper and electronic version

J. Fonseca, B. Kollen, B. Flokstra‐de Blok, 2018, Allergy.

Predictors for a positive outcome of adapted clinical dry bed training in adolescents and adults with enuresis

B. Kollen, W. Feitz, M. Blanker, 2016, Neurourology and urodynamics.

Association of food allergy and atopic dermatitis exacerbations.

B. Niggemann, B. Kollen, A. Dubois, 2016, Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.

Long-Term Outcomes of the Bi-Metric Proximally Hydroxyapatite-Coated Femoral Stem

B. Kollen, J. Goosen, C. Verheyen, 2016, Hip international : the journal of clinical and experimental research on hip pathology and therapy.

A Double-blind Randomized Controlled Trial

B. Kollen, J. Goosen, C. Verheyen, 2011 .

Favourable results of a new intraoperative and postoperative filtered autologous blood re-transfusion system in total hip arthroplasty: a randomised controlled trial

B. Kollen, C. Verheyen, W. Horstmann, 2013, International Orthopaedics.

Postoperative autologous blood transfusion drain or no drain in primary total hip arthroplasty? A randomised controlled trial

B. Kollen, C. Verheyen, R. Castelein, 2012, International Orthopaedics.

Cost-effectiveness of oral ondansetron for children with acute gastroenteritis in primary care: a randomised controlled trial

B. Kollen, K. Vermeulen, G. Holtman, 2021, The British journal of general practice : the journal of the Royal College of General Practitioners.

Baseline health status and setting impacted Minimal Clinically Important Differences in COPD: an explorative study.

B. Kollen, R. Sanderman, T. van der Molen, 2019, Journal of clinical epidemiology.

Assessing health status over time: impact of recall period and anchor question on the minimal clinically important difference of copd health status tools

B. Kollen, R. Sanderman, T. Molen, 2018, Health and Quality of Life Outcomes.

Validation of the 1 μg short synacthen test: an assessment of morning cortisol cut-off values and other predictors.

B. Kollen, G. S. Mijnhout, J. Rondeel, 2017, The Netherlands journal of medicine.

Glucosuria as an early marker of late-onset sepsis in preterms: a prospective cohort study

B. Kollen, J. Kok, J. Bekhof, 2015, BMC Pediatrics.

Physiotherapy for Children with Functional Constipation: A Pragmatic Randomized Controlled Trial in Primary Care.

B. Kollen, M. Tabbers, G. Holtman, 2019, The Journal of pediatrics.

Validity and interobserver agreement of reagent strips for measurement of glucosuria

B. Kollen, Sjef J van de Leur, J. Bekhof, 2011, Scandinavian journal of clinical and laboratory investigation.

Physiotherapy plus conventional treatment versus conventional treatment only in the treatment of functional constipation in children: design of a randomized controlled trial and cost-effectiveness study in primary care

B. Kollen, K. Vermeulen, G. Holtman, 2018, BMC Pediatrics.

Diagnostic Accuracy of the Barthel Index for Measuring Activities of Daily Living Outcome After Ischemic Hemispheric Stroke: Does Early Poststroke Timing of Assessment Matter?

Gert Kwakkel, G. Kwakkel, B. Kollen, 2011, Stroke.

Oral ondansetron for paediatric gastroenteritis in primary care: a randomised controlled trial

B. Kollen, H. Verkade, G. Holtman, 2021, The British journal of general practice : the journal of the Royal College of General Practitioners.

Physical Activity and Risk of Lymphoma: A Meta-Analysis

G. Kwakkel, B. Kollen, R. Gosselink, 2013, Cancer Epidemiology, Biomarkers & Prevention.

Course of bereavement over 8-10 years in first degree relatives and spouses of people who committed suicide: longitudinal community based cohort study

B. Kollen, M. D. de Groot, 2013, BMJ.

Reducing inappropriate psychotropic drug use in nursing home residents with dementia: protocol for participatory action research in a stepped-wedge cluster randomized trial

B. Kollen, D. Gerritsen, S. Zuidema, 2019, BMC Psychiatry.

Do Patients With Multiple Sclerosis Show Different Daily Physical Activity Patterns From Healthy Individuals?

Gert Kwakkel, G. Kwakkel, B. Kollen, 2014, Neurorehabilitation and neural repair.

Investigating sensitivity, specificity, and area under the curve of the Clinical COPD Questionnaire, COPD Assessment Test, and Modified Medical Research Council scale according to GOLD using St George’s Respiratory Questionnaire cutoff 25 (and 20) as reference

B. Kollen, I. Tsiligianni, T. van der Molen, 2016, International journal of chronic obstructive pulmonary disease.

Skin lesions suspected of malignancy: an increasing burden on general practice

Klaas van der Meer, B. Kollen, K. van der Meer, 2014, BMC Family Practice.

TMS-Induced Central Motor Conduction Time at the Non-Infarcted Hemisphere Is Associated with Spontaneous Motor Recovery of the Paretic Upper Limb after Severe Stroke

G. Kwakkel, B. Kollen, R. Nijland, 2021, Brain sciences.

Minimally Invasive versus Classic Procedures in Total Hip Arthroplasty: A Double-blind Randomized Controlled Trial

B. Kollen, J. Goosen, C. Verheyen, 2010, Clinical orthopaedics and related research.

Effects Of Increasing The Involvement Of Community-Dwelling Frail Older Adults In A Proactive Assessment Service: A Pragmatic Trial

B. Kollen, J. Slaets, D. Gerritsen, 2019, Clinical interventions in aging.

Effects Of Increasing The Involvement Of Community-Dwelling Frail Older Adults In A Proactive Assessment Service: A Pragmatic Trial Clinical Interventions in Aging

B. Kollen, D. Gerritsen, S. Zuidema, 2019 .

Does Transcranial Magnetic Stimulation Have an Added Value to Clinical Assessment in Predicting Upper-Limb Function Very Early After Severe Stroke?

G. Kwakkel, B. Kollen, R. Nijland, 2018, Neurorehabilitation and neural repair.

Development and construct validation of a parent-proxy quality of life instrument in children with bronchopulmonary dysplasia aged 4–8 years old

B. Kollen, A. Dubois, E. Vrijlandt, 2018, Quality of Life Research.

Retrospective observational cohort study regarding the effect of breastfeeding on challenge-proven food allergy

G. Koppelman, B. Kollen, A. Dubois, 2018, European Journal of Clinical Nutrition.

Factors associated with reduced early survival in the Oxford phase III medial unicompartment knee replacement.

B. Kollen, C. Verheyen, B. Burger, 2010, The Knee.

Active encouragement of older women with urinary incontinence in primary care to undergo diagnosis and treatment: a matched-pair cluster randomized controlled trial.

E. R. van den Heuvel, B. Kollen, G. D. de Bock, 2015, Maturitas.

The Impact of Recovery of Visuo-Spatial Neglect on Motor Recovery of the Upper Paretic Limb after Stroke

Gert Kwakkel, G. Kwakkel, B. Kollen, 2014, PloS one.

University of Groningen The Impact of Recovery of Visuo-Spatial Neglect on Motor Recovery of the Upper Paretic Limb after Stroke Nijboer,

G. Kwakkel, B. Kollen, T. Nijboer, 2014 .

Predicting Improvement in Gait After Stroke: A Longitudinal Prospective Study

Gert Kwakkel, Jos Twisk, G. Kwakkel, 2005, Stroke.

First Experiences with the Direct Anterior Approach in Lateral Decubitus Position: Learning Curve and 1 Year Complication Rate

B. Kollen, C. C. P. M. Verheyen, W. P. Melman, 2015, Hip international : the journal of clinical and experimental research on hip pathology and therapy.

Impact of the International Continence Society (ICS) report on the standardisation of terminology in nocturia on the quality of reports on nocturia and nocturnal polyuria: a systematic review

B. Kollen, M. Drake, J. Weiss, 2015, BJU international.

Determinants of (non-)recognition of depression by general practitioners: results of the Netherlands Study of Depression and Anxiety.

B. Penninx, W. Nolen, B. Kollen, 2012, Journal of affective disorders.

Parent-child Agreement on Health-Related Quality of Life in Children With Functional Constipation in Primary Care

B. Kollen, G. Holtman, M. Berger, 2018, Journal of pediatric gastroenterology and nutrition.

Predicting Activities after Stroke: What is Clinically Relevant?

G. Kwakkel, B. Kollen, G Kwakkel, 2013, International journal of stroke : official journal of the International Stroke Society.

Longitudinal robustness of variables predicting independent gait following severe middle cerebral artery stroke: a prospective cohort study

G. Kwakkel, B. Kollen, E. Lindeman, 2006, Clinical rehabilitation.

Hemiplegic gait after stroke: is measurement of maximum speed required?

Gert Kwakkel, G. Kwakkel, B. Kollen, 2006, Archives of physical medicine and rehabilitation.

Prediction of the severity of allergic reactions to foods

G. Koppelman, B. Kollen, A. Dubois, 2018, Allergy.

How Reproducible Are Transcranial Magnetic Stimulation–Induced MEPs in Subacute Stroke?

G. Kwakkel, B. Kollen, C. H. Emmelot, 2014, Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society.

The “more at home with dementia” program: a randomized controlled study protocol to determine how caregiver training affects the well-being of patients and caregivers

B. Kollen, S. Zuidema, W. Achterberg, 2018, BMC Geriatrics.

Which aspects of safety culture predict incident reporting behavior in neonatal intensive care units? A multilevel analysis*

C. Snijders, R. V. van Lingen, W. Fetter, 2009, Critical care medicine.

Maintenance Use of Antidepressants in Dutch General Practice: Non-Guideline Concordant

B. Penninx, W. Nolen, B. Kollen, 2014, PloS one.

Migraine Nurses in Primary Care: Costs and Benefits

B. Kollen, T. Steiner, Jan S.P. van den Berg, 2017, Headache.

Nurses improve migraine management in primary care

B. Kollen, J. S. P. van den Berg, G. de Jong, 2016, Cephalalgia : an international journal of headache.

Are lower urinary tract symptoms in men associated with cardiovascular diseases in a primary care population: a registry study

B. Kollen, K. van der Meer, R. Nijman, 2014, BMC Family Practice.

Effects of overloading of the lower hemiparetic extremity on walking speed in chronic stroke patients: A pilot study.

G. Kwakkel, B. Kollen, C. H. Emmelot, 2000, NeuroRehabilitation.

Effects of caregiver dementia training in caregiver‐patient dyads: A randomized controlled study

B. Kollen, S. Zuidema, W. Achterberg, 2020, International journal of geriatric psychiatry.

University of Groningen The " more at home with dementia " program

B. Kollen, S. Zuidema, W. Achterberg, 2018 .

Referral rates for children with acute gastroenteritis: a retrospective cohort study

B. Kollen, G. Holtman, M. Berger, 2020, BJGP open.

App-based treatment for urinary incontinence in women: A pragmatic, randomized, controlled, non-inferiority trial in primary care setting

B. Kollen, M. Berger, J. Dekker, 2019 .

Porous-coated femoral components with or without hydroxyapatite in primary uncemented total hip arthroplasty: a systematic review of randomized controlled trials

B. Kollen, J. Goosen, C. Verheyen, 2009, Archives of Orthopaedic and Trauma Surgery.

Minimal important change in the pelvic floor distress inventory‐20 among women opting for conservative prolapse treatment

B. Kollen, H. D. de Vet, M. Berger, 2017, American journal of obstetrics and gynecology.

Do lower urinary tract symptoms predict cardiovascular diseases in older men? A systematic review and meta-analysis

B. Kollen, R. Nijman, M. Blanker, 2015, World Journal of Urology.

Reducing inappropriate psychotropic drug use in nursing home residents with dementia: protocol for participatory action research in a stepped-wedge cluster randomized trial

B. Kollen, D. Gerritsen, S. Zuidema, 2019, BMC Psychiatry.

Loss‐of‐function variants of the filaggrin gene are associated with clinical reactivity to foods

G. Koppelman, B. Kollen, A. Dubois, 2015, Allergy.

Free uroflowmetry for voiding dysfunction measurement in women with pelvic organ prolapse and urinary incontinence in primary care

B. Kollen, N. Casteleijn, C. Panman, 2015, International journal of urology : official journal of the Japanese Urological Association.

Prevention of venous thromboembolism in patients with immobilization of the lower extremities: a meta‐analysis of randomized controlled trials

B. Kollen, H. Büller, C. Verheyen, 2008, Journal of thrombosis and haemostasis : JTH.

Survival of stroke patients after introduction of the ‘Dutch Transmural Protocol TIA/CVA’

B. Kollen, K. van der Meer, F. Groenhof, 2013, BMC Family Practice.

Cost-effectiveness of physiotherapy in childhood functional constipation: a randomized controlled trial in primary care.

B. Kollen, K. Vermeulen, M. Tabbers, 2022, Family practice.

University of Groningen Determinants of ( non-) recognition of depression by general practitioners

B. Penninx, W. Nolen, B. Kollen, 2012 .

Two‐year effects and cost‐effectiveness of pelvic floor muscle training in mild pelvic organ prolapse: a randomised controlled trial in primary care

B. Kollen, K. Vermeulen, M. Berger, 2017, BJOG : an international journal of obstetrics and gynaecology.

Diagnostic Accuracy of the Barthel Index for Measuring Activities of Daily Living Outcome After Ischemic Hemispheric Stroke: Does Early Poststroke Timing of Assessment Matter?

G. Kwakkel, B. Kollen, J. Veerbeek, 2011, Stroke.

Loss‐of‐function variants of the filaggrin gene are associated with clinical reactivity to foods

G. Koppelman, B. Kollen, A. Dubois, 2015, Allergy.

Greater severity of peanut challenge reactions using a high‐fat vs low‐fat matrix vehicle

G. Koppelman, B. Kollen, A. Dubois, 2018, Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology.

High incidence of pseudotumour formation after large-diameter metal-on-metal total hip replacement: a prospective cohort study.

B. Kollen, C. Verheyen, M. Boomsma, 2012, The Journal of bone and joint surgery. British volume.

Disease-specific neurorehabilitation systems Predicting activities after stroke

J. Krakauer, G. Kwakkel, B. Kollen, 2014 .

What is the optimal means of preparing the endometrium in frozen-thawed embryo transfer cycles? A systematic review and meta-analysis.

B. Kollen, A. Cantineau, N. Macklon, 2013, Human reproduction update.

Discontinuation of reimbursement of benzodiazepines in the Netherlands: does it make a difference?

B. Kollen, G. Donker, K. van der Meer, 2012, BMC Family Practice.

Reduction of blood loss with the use of a new combined intra-operative and post-operative autologous blood transfusion system compared with no drainage in primary total hip replacement.

B. Kollen, C. Verheyen, W. Horstmann, 2013, The bone & joint journal.