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Dive into the research topics where Collin Mangenah is active.

Publication


Featured researches published by Collin Mangenah.


Journal of Acquired Immune Deficiency Syndromes | 2015

Implementation and Operational Research: A Randomized Noninferiority Trial of AccuCirc Device Versus Mogen Clamp for Early Infant Male Circumcision in Zimbabwe.

Webster Mavhu; Natasha Larke; Karin Hatzold; Getrude Ncube; Helen A. Weiss; Collin Mangenah; Owen Mugurungi; Juliet Mufuka; Christopher A. Samkange; Judith Sherman; Gerald Gwinji; Frances M. Cowan; Ismail Ticklay

Background:Early infant male circumcision (EIMC) is a potential key HIV prevention intervention, providing it can be safely and efficiently implemented in sub-Saharan Africa. Here, we present results of a randomized noninferiority trial of EIMC comparing the AccuCirc device with Mogen clamp in Zimbabwe. Methods:Between January and June 2013, eligible infants were randomized to EIMC through either AccuCirc or Mogen clamp conducted by a doctor, using a 2:1 allocation ratio. Participants were followed for 14 days post-EIMC. Primary outcomes for the trial were EIMC safety and acceptability. Results:One hundred fifty male infants were enrolled in the trial and circumcised between 6 and 54 days postpartum (n = 100 AccuCirc; n = 50 Mogen clamp). Twenty-six infants (17%) were born to HIV-infected mothers. We observed 2 moderate adverse events (AEs) [2%, 95% confidence interval (CI): 0.2 to 7.0] in the AccuCirc arm and none (95% CI: 0.0 to 7.1) in the Mogen clamp arm. The cumulative incident risk of AEs was 2.0% higher in the AccuCirc arm compared with the Mogen Clamp arm (95% CI: −0.7 to 4.7). As the 95% CI excludes the predefined noninferiority margin of 6%, the result provides evidence of noninferiority of AccuCirc compared with the Mogen clamp. Nearly all mothers (99.5%) reported great satisfaction with the outcome. All mothers, regardless of arm said they would recommend EIMC to other parents, and would circumcise their next son. Conclusions:This first randomized trial of AccuCirc versus Mogen clamp for EIMC demonstrated that EIMC using these devices is safe and acceptable to parents. There was no difference in the rate of AEs by device.


Global health, science and practice | 2016

Safety, Acceptability, and Feasibility of Early Infant Male Circumcision Conducted by Nurse-Midwives Using the AccuCirc Device: Results of a Field Study in Zimbabwe.

Webster Mavhu; Natasha Larke; Karin Hatzold; Getrude Ncube; Helen A. Weiss; Collin Mangenah; Prosper Chonzi; Owen Mugurungi; Juliet Mufuka; Christopher A. Samkange; Gerald Gwinji; Frances M. Cowan; Ismail Ticklay

Early infant male circumcision (EIMC) conducted by nurse-midwives using the AccuCirc device proved safe, feasible, and acceptable to parents in Zimbabwe. The AccuCirc device has the potential to facilitate widespread scale-up of safe EIMC in sub-Saharan Africa. Early infant male circumcision (EIMC) conducted by nurse-midwives using the AccuCirc device proved safe, feasible, and acceptable to parents in Zimbabwe. The AccuCirc device has the potential to facilitate widespread scale-up of safe EIMC in sub-Saharan Africa. ABSTRACT Background: For prevention of HIV, early infant male circumcision (EIMC) needs to be scaled up in countries with high HIV prevalence. Routine EIMC will maintain the HIV prevention gains anticipated from current adult male circumcision initiatives. We present here the results of a field study of EIMC conducted in Zimbabwe. Methods: The study was observational and based on the World Health Organization (WHO) framework for clinical evaluation of male circumcision devices. We recruited parents of newborn male infants between August 2013 and July 2014 from 2 clinics. Nurse-midwives used the AccuCirc device to circumcise eligible infants. We followed participants for 14 days after EIMC. Outcome measures were EIMC safety, acceptability, and feasibility. Results: We enrolled 500 male infants in the field study (uptake 11%). The infants were circumcised between 6 and 60 days postpartum. The procedure took a median of 17 minutes (interquartile range of 5 to 18 minutes). Mothers’ knowledge of male circumcision was extensive. Of the 498 mothers who completed the study questionnaire, 91% knew that male circumcision decreases the risk of HIV acquisition, and 83% correctly stated that this prevention is partial. Asked about their community’s perception of EIMC, 40% felt that EIMC will likely be viewed positively in their community; 13% said negatively; and 47% said the perception could be both ways. We observed 7 moderate or severe adverse events (1.4%; 95% confidence interval, 0.4% to 2.4%). All resolved without lasting effects. Nearly all mothers (99%) reported great satisfaction with the outcome, would recommend EIMC to other parents, and would circumcise their next sons. Conclusion: This first field study in sub-Saharan Africa of the AccuCirc device for EIMC demonstrated that EIMC conducted by nurse-midwives with this device is safe, feasible, and acceptable to parents.


Global health, science and practice | 2016

Comparative Cost of Early Infant Male Circumcision by Nurse-Midwives and Doctors in Zimbabwe

Collin Mangenah; Webster Mavhu; Karin Hatzold; Andrea K. Biddle; Getrude Ncube; Owen Mugurungi; Ismail Ticklay; Frances M. Cowan; Harsha Thirumurthy

Early infant male circumcision (EIMC) conducted by nurse-midwives using the AccuCirc device was safe and less costly per procedure than when conducted by doctors: for nurse-midwives, US


PLOS ONE | 2017

Costs of facility-based HIV testing in Malawi, Zambia and Zimbabwe

Lawrence Mwenge; Linda Sande; Collin Mangenah; Nurilign Ahmed; Sarah Kanema; Marc d'Elbee; Euphemia L. Sibanda; Thokozani Kalua; Gertrude Ncube; Cheryl Johnson; Karin Hatzold; Frances M. Cowan; Elizabeth L. Corbett; Helen Ayles; Hendramoorthy Maheswaran; Fern Terris-Prestholt

38.87 in vertical programs and US


BMC International Health and Human Rights | 2017

Unpacking early infant male circumcision decision-making using qualitative findings from Zimbabwe.

Webster Mavhu; Karin Hatzold; Getrude Ncube; Shamiso Fernando; Collin Mangenah; Kumbirai Chatora; Roy Dhlamini; Owen Mugurungi; Ismail Ticklay; Frances M. Cowan

33.72 in integrated programs; for doctors, US


Aids Care-psychological and Socio-medical Aspects of Aids\/hiv | 2018

Costs of accessing HIV testing services among rural Malawi communities

Linda Sande; Hendramoorthy Maheswaran; Collin Mangenah; Lawrence Mwenge; Pitchaya P. Indravudh; Phillip Mkandawire; Nurilign Ahmed; Marc d’elbée; Cheryl Johnson; Karin Hatzold; Elizabeth L. Corbett; Melissa Neuman; Fern Terris-Prestholt

49.77 in vertical programs. Early infant male circumcision (EIMC) conducted by nurse-midwives using the AccuCirc device was safe and less costly per procedure than when conducted by doctors: for nurse-midwives, US


PLOS ONE | 2012

Acceptability of Early Infant Male Circumcision as an HIV Prevention Intervention in Zimbabwe: A Qualitative Perspective

Webster Mavhu; Karin Hatzold; Susan M. Laver; Judith Sherman; Brenda R. Tengende; Collin Mangenah; Lisa F. Langhaug; G Hart; Frances M. Cowan

38.87 in vertical programs and US


Trials | 2017

Evaluating a multi-component, community-based program to improve adherence and retention in care among adolescents living with HIV in Zimbabwe: study protocol for a cluster randomized controlled trial

Webster Mavhu; Nicola Willis; Juliet Mufuka; Collin Mangenah; Kudzanayi Mvududu; Sarah Bernays; Walter Mangezi; Tsitsi Apollo; Ricardo Araya; Helen A. Weiss; Frances M. Cowan

33.72 in integrated programs; for doctors, US


Global health, science and practice | 2016

Perspectives of Parents and Health Care Workers on Early Infant Male Circumcision Conducted Using Devices: Qualitative Findings From Harare, Zimbabwe

Webster Mavhu; Karin Hatzold; Getrude Ncube; Shamiso Fernando; Collin Mangenah; Kumbirai Chatora; Owen Mugurungi; Ismail Ticklay; Frances M. Cowan

49.77 in vertical programs. ABSTRACT Background: The 14 countries that are scaling up voluntary male medical circumcision (VMMC) for HIV prevention are also considering early infant male circumcision (EIMC) to ensure longer-term reductions in HIV incidence. The cost of implementing EIMC is an important factor in scale-up decisions. We conducted a comparative cost analysis of EIMC performed by nurse-midwives and doctors using the AccuCirc device in Zimbabwe. Methods: Between August 2013 and July 2014, nurse-midwives performed EIMC on 500 male infants using AccuCirc in a field trial. We analyzed the overall unit cost and identified key cost drivers of EIMC performed by nurse-midwives and compared these with costing data previously collected during a randomized noninferiority comparison trial of 2 devices (AccuCirc and the Mogen clamp) in which doctors performed EIMC. We assessed direct costs (consumable and nonconsumable supplies, device, personnel, associated staff training, and waste management costs) and indirect costs (capital and support personnel costs). We performed one-way sensitivity analyses to assess cost changes when we varied key component costs. Results: The unit costs of EIMC performed by nurse-midwives and doctors in vertical programs were US


Archive | 2017

HIV Self-Testing Africa (STAR) - Facility-based HIV testing cost data

Lawrence Mwenge; Linda Sande; Collin Mangenah; Nurilign Ahmed; Sarah Kanema; Marc d'Elbee; Euphemia L. Sibanda; Thokozani Kalua; Gertrude Ncube; Cheryl Johnson; Karin Hatzold; Frances M. Cowan; Elizabeth L. Corbett; Helen Ayles; Hendramoorthy Maheswaran; Fern Terris-Prestholt

38.87 and US

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Frances M. Cowan

Liverpool School of Tropical Medicine

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Karin Hatzold

Population Services International

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Getrude Ncube

Ministry of Health and Child Welfare

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Owen Mugurungi

Ministry of Health and Child Welfare

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Linda Sande

Maastricht University Medical Centre

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