P. Gichangi

B. Estambale, P. Gichangi, M. Temmerman, 2002, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Human papillomavirus types in women with invasive cervical carcinoma by HIV status in Kenya

S. Franceschi, B. Estambale, P. Gichangi, 2008, International journal of cancer.

Impact of HIV infection on invasive cervical cancer in Kenyan women

B. Estambale, P. Gichangi, M. Temmerman, 2003, AIDS.

Analysis of the Prevalence of HTLV-1 Proviral DNA in Cervical Smears and Carcinomas from HIV Positive and Negative Kenyan Women

I. Hampson, L. Hampson, P. Gichangi, 2016, Viruses.

Early detection of cervical cancer in western Kenya: determinants of healthcare providers performing a gynaecological examination for abnormal vaginal discharge or bleeding

H. Bastiaens, S. Van Dongen, P. Gichangi, 2020, BMC Family Practice.

Association Between Obstetric and Medical Risk Factors With Stillbirths in 4 Tertiary Hospitals in a Low Income Country

P. Gichangi, M. Obimbo, J. Kinuthia, 2020 .

Young People’s Experiences Using an On-Demand Mobile Health Sexual and Reproductive Health Text Message Intervention in Kenya: Qualitative Study

M. Waithaka, P. Gichangi, L. Gonsalves, 2021, JMIR mHealth and uHealth.

Young People’s Experiences Using an On-Demand Mobile Health Sexual and Reproductive Health Text Message Intervention in Kenya: Qualitative Study (Preprint)

M. Waithaka, P. Gichangi, L. Gonsalves, 2020 .

Measuring family planning quality and its link with contraceptive use in public facilities in Burkina Faso, Ethiopia, Kenya and Uganda

P. Gichangi, F. Makumbi, A. Tsui, 2018, Health policy and planning.

Implementation of respondent driven sampling in Nairobi, Kenya, for tracking key family planning indicators among adolescents and youth: lessons learnt

M. Waithaka, P. Gichangi, M. Decker, 2022, BMC research notes.

Oral abstracts of the 21st International AIDS Conference 18–22 July 2016, Durban, South Africa

Michael I. Jordan, Donald A. Jackson, J. G. Ndirangu, 2016, Journal of the International AIDS Society.

Perspectives on HIV Pre- and Post-Exposure Prophylaxes (PrEP and PEP) Among Female and Male Sex Workers in Mombasa, Kenya: Implications for Integrating Biomedical Prevention into Sexual Health Services.

T. Sandfort, J. Mantell, P. Gichangi, 2017, AIDS education and prevention : official publication of the International Society for AIDS Education.

Where Do Female Sex Workers Seek HIV and Reproductive Health Care and What Motivates These Choices? A Survey in 4 Cities in India, Kenya, Mozambique and South Africa

M. Beksinska, H. Haghparast-Bidgoli, P. Gichangi, 2016, PloS one.

Causes of neonatal mortality two years before and after the implementation of a free maternal health care policy in Kenyan public health facilities

P. Gichangi, W. Mwanda, C. Gitobu, 2017 .

Association between obstetric and medical risk factors and stillbirths in a low‐income urban setting

J. Kinuthia, P. Gichangi, M. Obimbo, 2020, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Association between utilization and quality of antenatal care with stillbirths in four tertiary hospitals in a low‐income urban setting

J. Kinuthia, P. Gichangi, M. Obimbo, 2020, Acta obstetricia et gynecologica Scandinavica.

Pharmacists as youth-friendly service providers: documenting condom and emergency contraception dispensing in Kenya

P. Gichangi, K. Wyss, A. M. Hilber, 2020, International Journal of Public Health.

HIV impact on acute morbidity and pelvic tumor control following radiotherapy for cervical cancer.

B. Estambale, P. Gichangi, M. Temmerman, 2006, Gynecologic oncology.

Formative assessment to identify perceived benefits and barriers of HIV oral self-testing among female sex workers, service providers, outreach workers, and peer educators to inform scale-up in Kenya

J. Kimani, P. Gichangi, K. Agot, 2021, AIDS care.

What determines HIV self-test acceptability and uptake within the MSM community in Nairobi and its environs? A cross sectional study

P. Gichangi, M. Temmerman, Kingori Ndungu, 2020 .

Gender difference in mortality among pulmonary tuberculosis HIV co-infected adults aged 15-49 years in Kenya

E. Carter, R. Kosgei, P. Gichangi, 2020, PloS one.

Trends and determinants of adolescent pregnancy: Results from Kenya demographic health surveys 2003–2014

P. Gichangi, K. Michielsen, V. Were, 2022, BMC Women's Health.

Dental age estimation in a group of Kenyan children using Willems’ method: a radiographic study

P. Gichangi, H. Liversidge, F. Butt, 2017, Annals of human biology.

Knowledge and Beliefs on Osteoporosis among African Postmenopausal Women in a Kenyan Semi-Rural County of Kiambu

P. Gichangi, F. C. Sitati, M. M. Obimbo, 2021, Journal of bone metabolism.

Sexual and reproductive health among adolescent girls and young women in Mombasa, Kenya

S. Moses, M. Becker, P. Gichangi, 2020, Sexual and reproductive health matters.

Exploring contraception myths and misconceptions among young men and women in Kwale County, Kenya

M. Waithaka, P. Gichangi, L. Gonsalves, 2020, BMC Public Health.

“I don’t know how to explain it” Narratives on contraceptives among young men and women in Kwale County, Kenya

M. Waithaka, P. Gichangi, L. Gonsalves, 2020 .

Assessment of the lifetime prevalence and incidence of induced abortion and correlates among female sex workers in Mombasa, Kenya: a secondary cohort analysis

K. L'Engle, S. Luchters, W. Jaoko, 2022, BMJ Open.

Pregnancy outcome and placental weights: their relationship to HIV-1 infection.

P. Gichangi, M. Temmerman, A. Nyongo, 1993, East African medical journal.

Violence against women from partners and other household members during COVID-19 in Burkina Faso and Kenya

P. Gichangi, M. Decker, Shannon N. Wood, 2022, BMC Public Health.

Structural changes in umbilical vessels in pregnancy induced hypertension.

P. Gichangi, B. Ndungu, A. Koech, 2008, Placenta.

Sexual and reproductive health services utilization by female sex workers is context-specific: results from a cross-sectional survey in India, Kenya, Mozambique and South Africa

M. Beksinska, P. Gichangi, M. Chersich, 2017, Reproductive Health.

The gender-based violence and recovery centre at Coast Provincial General Hospital, Mombasa, Kenya: An integrated care model for survivors of sexual violence

K. Mandaliya, P. Gichangi, M. Temmerman, 2019, PLoS medicine.

The relationship between client dissatisfaction and contraceptive discontinuation among urban family planning clients in three sub-Saharan African countries

F. OlaOlorun, P. Gichangi, A. Tsui, 2022, PloS one.

Socio-demographic characteristics of patients admitted with gynaecological emergency conditions at the provincial general hospital, Kakamega, Kenya.

E. B. Wamwana, P. Ndavi, P. Gichangi, 2008, East African medical journal.

Knowledge, attitudes, and practices regarding emergency contraception among nurses and nursing students in two hospitals in Nairobi, Kenya.

P. Gichangi, J. Karanja, M. Temmerman, 1999, Contraception.

Opportunities for linking research to policy: lessons learned from implementation research in sexual and reproductive health within the ANSER network

D. Cooper, Lucia Knight, E. Larsson, 2018, Health Research Policy and Systems.

Analysis of Factors Contributing to the Low Survival of Cervical Cancer Patients Undergoing Radiotherapy in Kenya

I. Hampson, L. Hampson, P. Gichangi, 2013, PloS one.

WHISPER or SHOUT study: protocol of a cluster-randomised controlled trial assessing mHealth sexual reproductive health and nutrition interventions among female sex workers in Mombasa, Kenya

M. Lim, M. Hellard, K. L'Engle, 2017, BMJ Open.

A Single-Arm, Proof-Of-Concept Trial of Lopimune (Lopinavir/Ritonavir) as a Treatment for HPV-Related Pre-Invasive Cervical Disease

I. Hampson, M. Desai, P. Martin-Hirsch, 2016, PloS one.

Pattern and determinants of contraceptive usage among women of reproductive age from the Digo community residing in Kwale, Kenya: results from a cross-sectional household survey

P. Gichangi, M. Temmerman, V. Mochache, 2018, BMC Women's Health.

Self-injected contraceptives: does the investment reflect women’s preferences?

F. OlaOlorun, P. Gichangi, P. Akilimali, 2022, BMJ Global Health.

Busting contraception myths and misconceptions among youth in Kwale County, Kenya: results of a digital health randomised control trial

L. Say, M. Waithaka, P. Gichangi, 2022, BMJ Open.

Partner notification of pregnant women infected with syphilis in Nairobi, Kenya

P. Gichangi, M. Temmerman, J. Bwayo, 2000, International journal of STD & AIDS.

Sexual harassment before and during the COVID-19 pandemic among adolescent girls and young women (AGYW) in Nairobi, Kenya: a cross-sectional study

G. Wamue-Ngare, P. Gichangi, M. Decker, 2022, BMJ Open.

Gender-based violence during COVID-19 among adolescent girls and young women in Nairobi, Kenya: a mixed-methods prospective study over 18 months

N. Glass, P. Gichangi, L. Heise, 2022, BMJ Global Health.

Venue-Based HIV Testing at Sex Work Hotspots to Reach Adolescent Girls and Young Women Living With HIV: A Cross-sectional Study in Mombasa, Kenya

M. Becker, P. Gichangi, P. Sandstrom, 2019, Journal of acquired immune deficiency syndromes.

HIV incidence among women using intramuscular depot medroxyprogesterone acetate, a copper intrauterine device, or a levonorgestrel implant for contraception: a randomised, multicentre, open-label trial

Douglas J. Taylor, C. Morrison, J. Baeten, 2019, The Lancet.

Demand satisfied by modern contraceptive among married women of reproductive age in Kenya

M. Waithaka, P. Gichangi, M. Temmerman, 2021, PloS one.

EFFECT OF PARITY ON ENDOMETRIAL GLANDS IN GRAVID RABBITS

P. Gichangi, A. Makanya, J. Ogeng’o, 2014 .

Prevalence and correlates of reproductive coercion across ten sites: commonalities and divergence

F. OlaOlorun, P. Gichangi, F. Makumbi, 2023, Reproductive Health.

Access to information and use of adolescent sexual reproductive health services: Qualitative exploration of barriers and facilitators in Kisumu and Kakamega, Kenya

P. Gichangi, L. Mutea, Susan Ontiri, 2020, PLoS ONE.

Domestic violence in Kenya: A baseline survey among women in Nairobi. FIDA Kenya

P. Gichangi, 2002 .

Teamwork in Qualitative Research

C. Milford, P. Gichangi, J. Smit, 2017 .

Prevalence and patterns of gender-based violence across adolescent girls and young women in Mombasa, Kenya

M. Pickles, M. Becker, P. Gichangi, 2020, BMC Women's Health.

Effect of a syphilis control programme on pregnancy outcome in Nairobi, Kenya

P. Gichangi, M. Temmerman, J. Bwayo, 2000, Sexually transmitted infections.

Solidarity, support and competition among communities of female and male sex workers in Mombasa, Kenya

T. Sandfort, J. Mantell, P. Valente, 2021, Culture, health & sexuality.

“I Couldn’t Afford to Resist”: Condom Negotiations Between Male Sex Workers and Male Clients in Mombasa, Kenya

T. Sandfort, J. Mantell, P. Valente, 2019, AIDS and Behavior.

Effect of a mobile phone intervention for female sex workers on unintended pregnancy in Kenya (WHISPER or SHOUT): a cluster-randomised controlled trial.

M. Lim, M. Hellard, K. L'Engle, 2020, The Lancet. Global health.

The effect of Kenya’s free maternal health care policy on the utilization of health facility delivery services and maternal and neonatal mortality in public health facilities

P. Gichangi, W. Mwanda, C. Gitobu, 2018, BMC Pregnancy and Childbirth.

The effect of Kenya’s free maternal health care policy on the utilization of skilled delivery services and maternal and neonatal mortality rates in public health facilities

P. Gichangi, W. Mwanda, C. Gitobu, 2017 .

Opportunities to improve postpartum care for mothers and infants: design of context-specific packages of postpartum interventions in rural districts in four sub-Saharan African countries

T. Colbourn, H. Barros, P. Gichangi, 2015, BMC Pregnancy and Childbirth.

Does the Belief That Contraceptive Use Causes Infertility Actually Affect Use? Findings from a Social Network Study in Kenya

R. Rimal, Shaon Lahiri, P. Gichangi, 2021, Studies in family planning.

Modern contraceptive availability and stockouts: a multi-country analysis of trends in supply and consumption

F. OlaOlorun, P. Gichangi, Alain K Koffi, 2021, Health policy and planning.

“They Destroy the Reproductive System”: Exploring the Belief that Modern Contraceptive Use Causes Infertility

R. Rimal, P. Gichangi, J. Bingenheimer, 2018, Studies in family planning.

Violence and Victimization in Interactions Between Male Sex Workers and Male Clients in Mombasa, Kenya

T. Sandfort, J. Mantell, P. Valente, 2020, Journal of interpersonal violence.

Evaluating the effectiveness of a combined approach to improve utilization of adolescent sexual reproductive health services in Kenya: a quasi-experimental design study protocol

P. Gichangi, K. Michielsen, M. Kabue, 2019, Reproductive Health.

CONTROVERSY ABOUT EMBRYOGENESIS AND ORGANISATION OF HUMAN FEMALE URETHRA: A REVIEW.

P. Gichangi, 2014, East African medical journal.

Congenital syphilis in a Nairobi maternity hospital.

P. Gichangi, J. Karanja, M. Temmerman, 2004, East African medical journal.

Predictors of cervical cancer screening among Kenyan women: results of a nested case-control study in a nationally representative survey

C. Kyobutungi, P. Gichangi, A. Ng'ang'a, 2018, BMC Public Health.

HIV Infection Alters the Spectrum of HPV Subtypes Found in Cervical Smears and Carcinomas from Kenyan Women

I. Hampson, L. Hampson, P. Gichangi, 2013, The open virology journal.

Evaluation of the ELIMIKA Pilot Project: Improving ART Adherence among HIV Positive Youth Using an eHealth Intervention in Mombasa, Kenya.

P. Gichangi, K. Michielsen, S. Wambua, 2019, African journal of reproductive health.

Response to Hodson and Bewley Letter to the Editor.

M. Pickles, M. Becker, S. Aral, 2019, Journal of acquired immune deficiency syndromes.

Validation and Predictive Utility of a Person-Centered Quality of Contraceptive Counseling (QCC-10) Scale in Sub-Saharan Africa: A Multicountry Study of Family Planning Clients and a New Indicator for Measuring High-Quality, Rights-Based Care.

Yoonjoung Choi, F. OlaOlorun, P. Gichangi, 2023, Studies in family planning.

Directional asymmetry in handedness and hand efficiency

P. Gichangi, J. Ogeng’o, P. Idenya, 2020 .

VARIANT ANATOMY OF THE TESTICULAR ARTERY AMONG BLACK KENYANS

P. Gichangi, B. Olabu, J. Ogeng’o, 2019 .

Sex work is associated with increased vaginal microbiome diversity in young women from Mombasa, Kenya.

L. McKinnon, P. McLaren, P. Gichangi, 2020, Journal of acquired immune deficiency syndromes.

Contraceptive dynamics during COVID-19 in sub-Saharan Africa: longitudinal evidence from Burkina Faso and Kenya

P. Gichangi, Celia Karp, Linnea A. Zimmerman, 2021, BMJ Sexual & Reproductive Health.

Incorporating oral PrEP into standard prevention services for South African women: a nested interrupted time-series study

Douglas J. Taylor, C. Morrison, J. Baeten, 2021, The lancet. HIV.

Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance

S. Luchters, P. Gichangi, M. Temmerman, 2022, BMC Public Health.

Antimicrobial prophylaxis in pregnancy: a randomized, placebo-controlled trial with cefetamet-pivoxil in pregnant women with a poor obstetric history.

N. Nagelkerke, P. Gichangi, M. Temmerman, 1997, American journal of obstetrics and gynecology.

Trends in fertility intentions and contraceptive practices in the context of COVID-19 in sub-Saharan Africa: insights from four national and regional population-based cohorts

F. OlaOlorun, P. Gichangi, P. Akilimali, 2023, BMJ Open.

Effect of a ‘diagonal’ intervention on uptake of HIV and reproductive health services by female sex workers in three sub‐Saharan African cities

M. Beksinska, P. Gichangi, S. Griffin, 2018, Tropical medicine & international health : TM & IH.

Key Programme Science lessons from an HIV prevention ‘Learning Site’ for sex workers in Mombasa, Kenya

S. Moses, M. Becker, P. Gichangi, 2017, Sexually Transmitted Infections.

Low program access despite high burden of sexual, structural, and reproductive health vulnerabilities among young women who sell sex in Mombasa, Kenya

M. Becker, P. Gichangi, L. Avery, 2019, BMC Public Health.

Transitions: Novel Study Methods to Understand Early HIV Risk Among Adolescent Girls and Young Women in Mombasa, Kenya, and Dnipro, Ukraine

S. Moses, L. McKinnon, M. Pickles, 2020, Frontiers in Reproductive Health.

Evaluation of factors associated with HIV self-testing Acceptability and Uptake among the MSM community in Nairobi, Kenya: A cross sectional study

P. Gichangi, M. Temmerman, Kingori Ndungu, 2023, PloS one.

HIV infections among female sex workers in Mombasa, Kenya: current prevalence and trends over 25 years

M. Lim, M. Hellard, K. L'Engle, 2020, International journal of STD & AIDS.

Informing HIV Prevention Programs for Adolescent Girls and Young Women: A Modified Approach to Programmatic Mapping and Key Population Size Estimation (Preprint)

M. Pickles, M. Becker, P. Gichangi, 2018 .

Mixed-methods study on pharmacies as contraception providers to Kenyan young people: who uses them and why?

M. Waithaka, P. Gichangi, K. Wyss, 2020, BMJ Open.

Research and Implementation Lessons Learned From a Youth-Targeted Digital Health Randomized Controlled Trial (the ARMADILLO Study)

P. Gichangi, Jefferson Mwaisaka, Megan Schroeder, 2019, JMIR mHealth and uHealth.

Informing HIV Prevention Programs for Adolescent Girls and Young Women: A Modified Approach to Programmatic Mapping and Key Population Size Estimation

M. Pickles, M. Becker, P. Gichangi, 2019, JMIR public health and surveillance.

Reconceptualizing Measurement of Emergency Contraceptive Use: Comparison of Approaches to Estimate the Use of Emergency Contraception

Yoonjoung Choi, P. Gichangi, F. Makumbi, 2020, Studies in family planning.

Community and Provider Perspectives on Addressing Unmet Need for Contraception: Key Findings from a Formative Phase Research in Kenya, South Africa and Zambia (2015-2016).

C. Milford, P. Gichangi, J. Kiarie, 2019, African journal of reproductive health.

Participatory approaches involving community and healthcare providers in family planning/contraceptive information and service provision: a scoping review

P. Gichangi, J. Kiarie, M. Temmerman, 2016, Reproductive Health.

Correlates of facility-based delivery among women of reproductive age from the Digo community residing in Kwale, Kenya

P. Gichangi, M. Temmerman, V. Mochache, 2018, BMC Research Notes.

Inequity in costs of seeking sexual and reproductive health services in India and Kenya

M. Beksinska, H. Haghparast-Bidgoli, P. Gichangi, 2015, International Journal for Equity in Health.

Antenatal care and pregnancy outcomes in a safe motherhood health voucher system in rural Kenya, 2007-2013.

A. Harries, R. Kosgei, P. Gichangi, 2015, Public health action.

Patterns in maternal mortality following the implementation of a free maternal health care policy in Kenyan public health facilities

P. Gichangi, W. Mwanda, C. Gitobu, 2017 .

Pattern and Clinical Presentation of Endometriosis Among the Indigenous Africans

P. Gichangi, J. Ogengo, J. W. Gichuhi, 2021, Journal of Gynecology and Obstetrics.

Facility readiness to remove subdermal contraceptive implants in 6 sub-Saharan African countries

F. OlaOlorun, P. Gichangi, F. Makumbi, 2022, AJOG global reports.

Trends in contraceptive prevalence rates in sub-Saharan Africa since the 2012 London Summit on Family Planning: results from repeated cross-sectional surveys

Yoonjoung Choi, F. OlaOlorun, P. Gichangi, 2019, The Lancet. Global health.

Endometriosis Diagnosis Correlation of Laparoscopic Visualization and Histopathology Confirmation in Low Resource Setting

P. Gichangi, J. Ogengo, J. W. Gichuhi, 2021, Open Journal of Obstetrics and Gynecology.

Gender differences in treatment outcomes among 15-49 year olds with smear-positive pulmonary tuberculosis in Kenya.

E. Carter, R. Kosgei, P. Gichangi, 2015, The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease.

Rationale and design of a multi-center, open-label, randomised clinical trial comparing HIV incidence and contraceptive benefits in women using three commonly-used contraceptive methods (the ECHO study)

Douglas J. Taylor, C. Morrison, J. Baeten, 2017, Gates open research.

Product-access challenges to menstrual health throughout the COVID-19 pandemic among a cohort of adolescent girls and young women in Nairobi, Kenya

G. Wamue-Ngare, P. Gichangi, M. Decker, 2022, eClinicalMedicine.

Assessing quality of family planning counseling and its determinants in Kenya: Analysis of health facility exit interviews

J. Stekelenburg, P. Gichangi, M. Kabue, 2021, PloS one.

The Impact of Human Immunodeficiency Virus and Human Papillomavirus Co-Infection on HPV Genotype Distribution and Cervical Lesion Grade in a Semi-Urban Population in Tigoni, Kenya

B. Estambale, P. Gichangi, M. Temmerman, 2012 .

Stability and change in fertility intentions in response to the COVID-19 pandemic in Kenya

A. Gemmill, P. Gichangi, Celia Karp, 2022, PLOS global public health.

Is Client Reporting on Contraceptive Use Always Accurate? Measuring Consistency and Change with a Multicountry Study.

F. OlaOlorun, P. Gichangi, A. Tsui, 2021, Studies in family planning.

Need for and use of contraception by women before and during COVID-19 in four sub-Saharan African geographies: results from population-based national or regional cohort surveys

F. OlaOlorun, P. Gichangi, Celia Karp, 2021, The Lancet. Global health.

Douglas J. Taylor, C. Morrison, J. Baeten, 2017, Gates open research.

Improving postpartum care delivery and uptake by implementing context-specific interventions in four countries in Africa: a realist evaluation of the Missed Opportunities in Maternal and Infant Health (MOMI) project

T. Colbourn, H. Barros, P. Gichangi, 2017, BMJ Global Health.

Use of long‐acting reversible contraception in a cluster‐random sample of female sex workers in Kenya

M. Hellard, S. Luchters, W. Jaoko, 2019, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Gendered power dynamics and threats to sexual and reproductive autonomy among adolescent girls and young adult women: A cross-sectional survey in three urban settings

P. Gichangi, Alain K Koffi, M. Decker, 2021, PloS one.

Regulating pharmacists as contraception providers: A qualitative study from Coastal Kenya on injectable contraception provision to youth

L. Say, P. Gichangi, K. Wyss, 2019, PloS one.

Religious, socio-cultural norms and gender stereotypes influence uptake and utilization of maternal health services among the Digo community in Kwale, Kenya: a qualitative study

P. Gichangi, M. Temmerman, V. Mochache, 2020, Reproductive Health.

A Mobile Phone–Based Sexual and Reproductive Health Intervention for Female Sex Workers in Kenya: Development and Qualitative Study

M. Lim, M. Hellard, K. L'Engle, 2020, JMIR mHealth and uHealth.

What determines pre-exposure chemoprophylaxis uptake among MSM in Nairobi? A cross-sectional study

P. Gichangi, M. Temmerman, Kingori Ndungu, 2020 .

Traditional medicines and their potential teratogenic effects

P. Gichangi, 2014 .