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List of works by Benjamin H Chi

A cluster randomized trial of routine HIV-1 viral load monitoring in Zambia: study design, implementation, and baseline cohort characteristics

scientific article

A controlled trial of three methods for neonatal circumcision in Lusaka, Zambia

scientific article published on January 2013

A mobile phone-based, community health worker program for referral, follow-up, and service outreach in rural Zambia: outcomes and overview

scientific article

A pilot study of food supplementation to improve adherence to antiretroviral therapy among food-insecure adults in Lusaka, Zambia

scientific article published on October 2008

A population-based cohort study of stillbirth among twins in Lusaka, Zambia

scientific article published on 22 March 2015

A randomized trial of the intrauterine contraceptive device vs hormonal contraception in women who are infected with the human immunodeficiency virus

scientific article published on August 2007

A retrospective study of HIV, antiretroviral therapy, and pregnancy-associated hypertension among women in Lusaka, Zambia

scientific article published on 25 May 2016

A risk score to identify HIV-infected women most likely to become lost to follow-up in the postpartum period

scientific article

Abandonment of antiretroviral therapy: a potential barrier to scale-up in sub-Saharan Africa.

scientific article

Absence of Active Hepatitis C Virus Infection in Human Immunodeficiency Virus Clinics in Zambia and Mozambique

scientific article published on 2 March 2016

Accelerating progress towards the elimination of mother-to-child transmission of HIV: a narrative review

scientific article published on 01 August 2020

Acute and chronic chorioamnionitis and the risk of perinatal human immunodeficiency virus-1 transmission

scientific article

Addition of single-dose tenofovir and emtricitabine to intrapartum nevirapine to reduce perinatal HIV transmission

scientific article published in June 2008

Adherence to first-line antiretroviral therapy affects non-virologic outcomes among patients on treatment for more than 12 months in Lusaka, Zambia

scientific article published on 17 February 2009

Age at antiretroviral therapy initiation predicts immune recovery, death, and loss to follow-up among HIV-infected adults in urban Zambia

scientific article

An empirical approach to defining loss to follow-up among patients enrolled in antiretroviral treatment programs

scientific article

Antiretroviral drug regimens to prevent mother-to-child transmission of HIV: a review of scientific, program, and policy advances for sub-Saharan Africa

scientific article

Antiretroviral treatment for children with peripartum nevirapine exposure

scientific article

Association between HIV antiretroviral therapy and preterm birth based on antenatal ultrasound gestational age determination: a comparative analysis

scientific article published on 01 December 2019

Association between hepatitis B co-infection and elevated liver stiffness among HIV-infected adults in Lusaka, Zambia

scientific article

Association between weight gain and clinical outcomes among malnourished adults initiating antiretroviral therapy in Lusaka, Zambia

scientific article published on April 2010

Associations between health systems capacity and mother-to-child HIV prevention program outcomes in Zambia

scientific article published in PLoS ONE

Authors' Reply: Early Initiation of Antiretroviral Therapy Among Young Children: A Long Way to Go

scientific article published on 24 July 2015

B and T Cell Phenotypic Profiles of African HIV-Infected and HIV-Exposed Uninfected Infants: Associations with Antibody Responses to the Pentavalent Rotavirus Vaccine

scientific article published in January 2017

Baseline renal insufficiency and risk of death among HIV-infected adults on antiretroviral therapy in Lusaka, Zambia

scientific article published on September 2008

Benefits and Risks of Antiretroviral Therapy for Perinatal HIV Prevention

scientific article

Benefits and Risks of Antiretroviral Therapy for Perinatal HIV Prevention

article

Burnout and use of HIV services among health care workers in Lusaka District, Zambia: a cross-sectional study

scientific article published on 13 July 2009

CD4+ response and subsequent risk of death among patients on antiretroviral therapy in Lusaka, Zambia

scientific article published on September 2009

Cardiometabolic risk factors among HIV patients on antiretroviral therapy

scientific article published on 10 April 2013

Causes of morbidity among HIV-infected children on antiretroviral therapy in primary care facilities in Lusaka, Zambia

scientific article published on 25 August 2009

Causes of stillbirth, neonatal death and early childhood death in rural Zambia by verbal autopsy assessments

scientific article published on 7 April 2011

Characterization of HIV drug resistance mutations among patients failing first-line antiretroviral therapy from a tertiary referral center in Lusaka, Zambia

scientific article published on 5 March 2015

Chronic hepatitis B virus coinfection is associated with renal impairment among Zambian HIV-infected adults

scientific article

Clinical outcomes and CD4 cell response in children receiving antiretroviral therapy at primary health care facilities in Zambia

scientific article published on October 2007

Cohort Profile: the international epidemiological databases to evaluate AIDS (IeDEA) in sub-Saharan Africa

scientific article

Combination HIV prevention during pregnancy and the post‐partum period in Malawi and Zambia: a mathematical modelling analysis

scientific article published in 2023

Comparative Outcomes of Tenofovir-Based and Zidovudine-Based Antiretroviral Therapy Regimens in Lusaka, Zambia ⬇️

scientific article published on December 15, 2011

Concept Mapping of PMTCT Implementation Challenges and Solutions Across 6 sub-Saharan African Countries in the NIH-PEPFAR PMTCT Implementation Science Alliance

scientific article published on August 2016

Contraceptive use among HIV-infected women and men receiving antiretroviral therapy in Lusaka, Zambia: a cross-sectional survey

scientific article

Correction to: Re-thinking Linkage to Care in the Era of Universal Test and Treat: Insights from Implementation and Behavioral Science for Achieving the Second 90

scientific article published on 01 September 2019

Correction: A Cluster Randomized Trial of Routine HIV-1 Viral Load Monitoring in Zambia: Study Design, Implementation, and Baseline Cohort Characteristics

scientific article published in PLoS ONE

Cost and enrollment implications of targeting different source population for an HIV treatment program

scientific article

Cost-Effectiveness of Pre-exposure HIV Prophylaxis During Pregnancy and Breastfeeding in Sub-Saharan Africa

scientific article published on August 2016

Coverage of nevirapine-based services to prevent mother-to-child HIV transmission in 4 African countries

scientific article published on July 2010

Declining HIV prevalence among young pregnant women in Lusaka, Zambia

scientific article published on September 2008

Defining gaps in pre-exposure prophylaxis delivery for pregnant and post-partum women in high-burden settings using an implementation science framework

scientific article published on 01 August 2020

Determinants of Stillbirth in Zambia ⬇️

scientific article published on May 1, 2011

Determining an optimal testing strategy for infants at risk for mother-to-child transmission of HIV-1 during the late postnatal period

scientific article

Dosage of Sulfadoxine-Pyrimethamine and Risk of Low Birth Weight in a Cohort of Zambian Pregnant Women in a Low Malaria Prevalence Region

scientific article published on 31 October 2016

Duration of cART Before Delivery and Low Infant Birthweight Among HIV-Infected Women in Lusaka, Zambia

scientific article published on 30 November 2015

Early clinical and immune response to NNRTI-based antiretroviral therapy among women with prior exposure to single-dose nevirapine

scientific article published on May 2007

Early clinical and programmatic outcomes with tenofovir-based antiretroviral therapy in Zambia

scientific article

Early immunologic response and subsequent survival among malnourished adults receiving antiretroviral therapy in Urban Zambia

scientific article

Effect of Enhanced Adherence Package on Early ART Uptake Among HIV-Positive Pregnant Women in Zambia: An Individual Randomized Controlled Trial

scientific article published on 08 October 2020

Effect of baseline renal function on tenofovir-containing antiretroviral therapy outcomes in Zambia

scientific article published on 27 February 2014

Effectiveness of generic and proprietary first-line anti-retroviral regimens in a primary health care setting in Lusaka, Zambia: a cohort study

scientific article published in April 2012

Elevated AST-to-platelet ratio index is associated with increased all-cause mortality among HIV-infected adults in Zambia

scientific article published on 22 January 2015

Emerging evidence from a systematic review of safety of pre-exposure prophylaxis for pregnant and postpartum women: where are we now and where are we heading?

scientific article published on 01 January 2020

Employment of off-duty staff: a strategy to meet the human resource needs for a large PMTCT program in Zambia

scientific article published in November 2005

Estimating loss to follow-up in HIV-infected patients on antiretroviral therapy: the effect of the competing risk of death in Zambia and Switzerland

scientific article

Estimating the cost-effectiveness of nutrition supplementation for malnourished, HIV-infected adults starting antiretroviral therapy in a resource-constrained setting

scientific article

Evaluating Academic Mentorship Programs in Low- and Middle-Income Country Institutions: Proposed Framework and Metrics

scientific article

Evaluation of service quality in family planning clinics in Lusaka, Zambia

scientific article

Evolution of HIV-1 drug resistance after virological failure of first-line antiretroviral therapy in Lusaka, Zambia

scientific article published on 01 January 2019

Expanded services for the prevention of mother-to-child HIV transmission: field acceptability of a pilot program in Lusaka, Zambia

scientific article

Expanding coverage of paediatric HIV testing.

scientific article

Extended nevirapine prophylaxis to prevent HIV transmission

scientific article published in July 2008

Factors Associated with PMTCT Cascade Completion in Four African Countries

scientific article published on 31 October 2016

Fasting Triglyceride Concentrations are Associated with Early Mortality Following Antiretroviral Therapy in Zambia

scientific article published on January 2010

Fertility Intentions and Clinical Care Attendance Among Women Living with HIV in South Africa

scientific article published on 21 June 2019

Field effectiveness of combination antiretroviral prophylaxis for the prevention of mother-to-child HIV transmission in rural Zambia ⬇️

scientific article published on May 15, 2013

Field performance of a thin-layer chromatography assay for detection of nevirapine in umbilical cord blood

scientific article published in September 2006

HIV Research Training Partnership of the University of Zambia and Vanderbilt University: Features and Early Outcomes

scientific article published on 05 November 2019

HIV disease progression by hormonal contraceptive method: secondary analysis of a randomized trial

scientific article

HIV, Hepatitis B, and Hepatitis C in Zambia

scientific article

HIVCorps: using volunteers to rapidly expand HIV health services across Zambia.

scientific article published in May 2006

Health facility characteristics and their relationship to coverage of PMTCT of HIV services across four African countries: the PEARL study

scientific article

Hepatitis B Infection, Viral Load and Resistance in HIV-Infected Patients in Mozambique and Zambia

scientific article

Hepatitis B viral load in dried blood spots: A validation study in Zambia

scientific article published on 03 September 2015

Hypertension management in rural primary care facilities in Zambia: A mixed methods study

scientific article

Immunodeficiency at the start of combination antiretroviral therapy in low-, middle-, and high-income countries

scientific article published on January 2014

Immunodeficiency in children starting antiretroviral therapy in low-, middle-, and high-income countries

scientific article

Impact of Antiretroviral Therapy on Liver Fibrosis Among Human Immunodeficiency Virus-Infected Adults With and Without HBV Coinfection in Zambia

scientific article published on 4 February 2017

Impact of targeted counseling on reported vaginal hygiene practices and bacterial vaginosis: the HIV Prevention Trials Network 035 study

scientific article

Implementation Research for the Prevention of Mother-to-Child HIV Transmission in Sub-Saharan Africa: Existing Evidence, Current Gaps, and New Opportunities

scientific article published on June 2015

Implementation and Operational Research: Distance From Household to Clinic and Its Association With the Uptake of Prevention of Mother-to-Child HIV Transmission Regimens in Rural Zambia

scientific article published on November 2015

Implementation and Operational Research: Maternal Combination Antiretroviral Therapy Is Associated With Improved Retention of HIV-Exposed Infants in Kinshasa, Democratic Republic of Congo

scientific article published in July 2015

Implementation and Operational Research: Reconstructing the PMTCT Cascade Using Cross-sectional Household Survey Data: The PEARL Study

scientific article

Implementation and Operational Research: Risk Charts to Guide Targeted HIV-1 Viral Load Monitoring of ART: Development and Validation in Patients From Resource-Limited Settings

scientific article

Implementation of cervical cancer prevention services for HIV-infected women in Zambia: measuring program effectiveness

scientific article

Implementation of the Zambia Electronic Perinatal Record System for comprehensive prenatal and delivery care ⬇️

scientific article published on May 1, 2011

Incidence rate of Kaposi sarcoma in HIV-infected patients on antiretroviral therapy in Southern Africa: a prospective multicohort study

scientific article

Incident HIV among pregnant and breastfeeding women in sub-Saharan Africa: a systematic review and meta-analysis

scientific article published on 03 February 2020

Increasing PMTCT uptake through integrated faith-based activities

scientific article published on November 2015

Individual-level predictors for HIV testing among antenatal attendees in Lusaka, Zambia

scientific article published on July 2006

Infant HIV-Free Survival in the Era of Universal Antiretroviral Therapy for Pregnant and Breastfeeding Women: A Community-Based Cohort Study from Rural Zambia

scientific article published on 27 March 2018

Influence of body mass index on pregnancy outcomes among HIV-infected and HIV-uninfected Zambian women

scientific article published on July 2007

Intrapartum tenofovir and emtricitabine reduces low-concentration drug resistance selected by single-dose nevirapine for perinatal HIV prevention

scientific article

Involving both parents in HIV prevention during pregnancy and breastfeeding

scientific article published on 27 November 2017

Liver fibrosis in treatment-naïve HIV-infected and HIV/HBV co-infected patients: Zambia and Switzerland compared

scientific article

Longitudinal patterns of unmet need for contraception among women living with HIV on antiretroviral therapy in South Africa

scientific article published in PLoS ONE

Macronutrient supplementation for malnourished HIV-infected adults: a review of the evidence in resource-adequate and resource-constrained settings

scientific article

Malaria in HIV-Infected Children Receiving HIV Protease-Inhibitor- Compared with Non-Nucleoside Reverse Transcriptase Inhibitor-Based Antiretroviral Therapy, IMPAACT P1068s, Substudy to P1060.

scientific article

Managing multiple funding streams and agendas to achieve local and global health and research objectives: lessons from the field

scientific article

Maternal Decision-Making and Uptake of Health Services for the Prevention of Mother-to-Child HIV Transmission: A Secondary Analysis

scientific article published on 01 January 2019

Maternal and newborn outcomes at a tertiary care hospital in Lusaka, Zambia, 2008-2012.

scientific article published on 24 November 2016

Maternal health outcomes among HIV-infected breastfeeding women with high CD4 counts: results of a treatment strategy trial

article

Maximizing benefits of new strategies to prevent mother-to-child HIV transmission without harming existing services

scientific article

Measuring Coverage in MNCH: Population HIV-Free Survival among Children under Two Years of Age in Four African Countries ⬇️

scientific article published on May 7, 2013

Methods and baseline results of a repeated cross-sectional survey to assess the public health impact of antiretroviral therapy in Lusaka, Zambia

scientific article

Mobile phones to improve HIV treatment adherence

scientific article published on 9 November 2010

Modern Contraceptive and Dual Method Use among HIV-Infected Women in Lusaka, Zambia ⬇️

scientific article published on October 5, 2011

Monitoring effectiveness of programmes to prevent mother-to-child HIV transmission in lower-income countries

scientific article published on January 2008

Multiple Overimputation to Address Missing Data and Measurement Error: Application to HIV Treatment During Pregnancy and Pregnancy Outcomes

scientific article

Nevirapine versus ritonavir-boosted lopinavir for HIV-infected children

scientific article

Nevirapine- Versus Lopinavir/Ritonavir-Based Antiretroviral Therapy in HIV-Infected Infants and Young Children: Long-term Follow-up of the IMPAACT P1060 Randomized Trial.

scientific article published on 20 July 2016

Nonvirologic algorithms for predicting HIV infection among HIV-exposed infants younger than 12 weeks of age

scientific article published on February 2013

Norovirus infections in young children in Lusaka Province, Zambia: clinical characteristics and molecular epidemiology

scientific article

Optimal Time on HAART for Prevention of Mother-to-Child Transmission of HIV ⬇️

scientific article published on October 1, 2011

Outcomes of antiretroviral treatment in programmes with and without routine viral load monitoring in Southern Africa.

scientific article published on September 2011

Patient engagement in HIV care and treatment in Zambia, 2004-2014.

scientific article published on 19 January 2017

Perceptions toward HIV, HIV screening, and the use of antiretroviral medications: a survey of maternity-based health care providers in Zambia

scientific article published on 01 October 2004

Performance of modified WHO presumptive criteria for diagnosis of HIV infection in children <18 months admitted to University Teaching Hospital in Lusaka ⬇️

scientific article published on January 1, 2010

Peripartum nevirapine exposure and subsequent clinical outcomes among HIV-infected women receiving antiretroviral therapy for at least 12 months

scientific article

Perspectives on HIV partner notification, partner HIV self-testing and partner home-based HIV testing by pregnant and postpartum women in antenatal settings: a qualitative analysis in Malawi and Zambia

scientific article published on 01 July 2019

Plasma Fatty Acids in Zambian Adults with HIV/AIDS: Relation to Dietary Intake and Cardiovascular Risk Factors

scientific article published on 26 May 2015

Population-level scale-up of cervical cancer prevention services in a low-resource setting: development, implementation, and evaluation of the cervical cancer prevention program in Zambia

scientific article

Predictors and pregnancy outcomes associated with a newborn birth weight of 4000 g or more in Lusaka, Zambia ⬇️

scientific article published on May 10, 2013

Predictors of CD4 eligibility for antiretroviral therapy initiation among HIV-infected pregnant women in Lusaka, Zambia

scientific article

Predictors of patient attrition according to different definitions for loss to follow-up: a comparative analysis from Lusaka, Zambia

scientific article published on July 2013

Predictors of stillbirth in sub-saharan Africa

scientific article

Premature adult mortality in urban Zambia: a repeated population-based cross-sectional study

scientific article published on 3 March 2016

Prevalence of hypertension and its treatment among adults presenting to primary health clinics in rural Zambia: Analysis of an observational database

scientific article published on 21 September 2015

Prevention of mother-to-child HIV transmission within the continuum of maternal, newborn, and child health services ⬇️

scientific article published on September 1, 2013

Proceedings of the 3rd Biennial Conference of the Society for Implementation Research Collaboration (SIRC) 2015: advancing efficient methodologies through community partnerships and team science : Seattle, WA, USA. 24-26 September 2015

scientific article

Progress, challenges, and new opportunities for the prevention of mother-to-child transmission of HIV under the US President's Emergency Plan for AIDS Relief

scientific article published on August 2012

Rapid scale-up of antiretroviral therapy at primary care sites in Zambia: feasibility and early outcomes

scientific article

Re-thinking Linkage to Care in the Era of Universal Test and Treat: Insights from Implementation and Behavioral Science for Achieving the Second 90

scientific article published on 01 September 2019

Renewing focus on family planning service quality globally

scientific article

Research Mentorship Crowdsourcing Contest: Toward Global Health Good

scientific article published on 20 July 2020

Response to 'Is AST-to-platelet ratio index a reliable tool in HIV patients in Africa?'.

scientific article published on 25 February 2015

Risk Factors for Adverse Birth Outcomes in the PROMISE 1077BF/1077FF Trial

scientific article published on 01 August 2019

Risk of stillbirth among Zambian women with a prior cesarean delivery

scientific article published on 15 October 2018

Serum phosphate predicts early mortality in adults starting antiretroviral therapy in Lusaka, Zambia: a prospective cohort study

scientific article

Short communication: Late refills during the first year of antiretroviral therapy predict mortality and program failure among HIV-infected adults in urban Zambia

scientific article published on 30 August 2013

Simple adherence assessments to predict virologic failure among HIV-infected adults with discordant immunologic and clinical responses to antiretroviral therapy

scientific article published on August 2008

Single-dose tenofovir and emtricitabine for reduction of viral resistance to non-nucleoside reverse transcriptase inhibitor drugs in women given intrapartum nevirapine for perinatal HIV prevention: an open-label randomised trial

scientific article published on 7 November 2007

Six-month hemoglobin concentration and its association with subsequent mortality among adults on antiretroviral therapy in Lusaka, Zambia

scientific article published on September 2012

Strengthening Mentoring in Low- and Middle-Income Countries to Advance Global Health Research: An Overview

article

Strengthening and expanding the capacity of health worker education in Zambia

scientific article

Temporal Trends and Predictors of Modern Contraceptive Use in Lusaka, Zambia, 2004-2011.

scientific article

Temporal changes in the outcomes of HIV-exposed infants in Kinshasa, Democratic Republic of Congo during a period of rapidly evolving guidelines for care (2007-2013).

scientific article

Tenofovir diphosphate concentrations in dried blood spots from pregnant and postpartum adolescent and young women receiving daily observed pre-exposure prophylaxis in sub-Saharan Africa

scientific article published on 20 December 2020

Tenofovir or zidovudine in second-line antiretroviral therapy after stavudine failure in southern Africa

scientific article published on 3 December 2013

The National Institutes of Health Fogarty International Center Global Health Scholars and Fellows Program: Collaborating Across Five Consortia to Strengthen Research Training

scientific article published on 5 July 2016

The Zambian Preterm Birth Prevention Study (ZAPPS): Cohort characteristics at enrollment

scientific article published on 01 January 2018

The burden of cervical pre-cancer and cancer in HIV positive women in Zambia: a modeling study

scientific article published on 24 July 2015

The causal effect of switching to second-line ART in programmes without access to routine viral load monitoring

scientific article published on January 2012

The landscape for HIV pre-exposure prophylaxis during pregnancy and breastfeeding in Malawi and Zambia: A qualitative study

scientific article published on 04 October 2019

Timing of maternal and neonatal dosing of nevirapine and the risk of mother-to-child transmission of HIV-1: HIVNET 024.

scientific article

Trajectories of fertility intentions among women living with HIV in South Africa

scientific article published on 02 February 2020

Trends in all-cause mortality during the scale-up of an antiretroviral therapy programme: a cross-sectional study in Lusaka, Zambia

scientific article

Understanding PrEP decision making among pregnant women in Lilongwe, Malawi: A mixed‐methods study

scientific article published in 2022

Universal combination antiretroviral regimens to prevent mother-to-child transmission of HIV in rural Zambia: a two-round cross-sectional study

scientific article

Universal definition of loss to follow-up in HIV treatment programs: a statistical analysis of 111 facilities in Africa, Asia, and Latin America

scientific article

Use of task-shifting to rapidly scale-up HIV treatment services: experiences from Lusaka, Zambia

scientific article

Use of traditional medicine among pregnant women in Lusaka, Zambia

scientific article published on January 2007

Women's decision-making and uptake of services to prevent mother-to-child HIV transmission in Zambia

scientific article published on 3 October 2017

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