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  1. Article

    Open Access

    A multi-component intervention to reduce bias during family planning visits: qualitative insights on implementation from Burkina Faso, Pakistan and Tanzania

    Beyond Bias was an intervention introduced in Burkina Faso, Pakistan and Tanzania, with the aim of reducing health worker bias toward young, unmarried and nulliparous women seeking family planning services. Th...

    Corrina Moucheraud, Alexandra Wollum in Contraception and Reproductive Medicine (2024)

  2. Article

    Open Access

    Rudi Kundini, Pamoja Kundini (RKPK): study protocol for a hybrid type 1 randomized effectiveness-implementation trial using data science and economic incentive strategies to strengthen the continuity of care among people living with HIV in Tanzania

    Economic incentives can improve clinical outcomes among in-care people living with HIV (PLHIV), but evidence is limited for their effectiveness among out-of-care PLHIV or those at risk of disengagement. We pro...

    Jillian L. Kadota, Laura J. Packel, Matilda Mlowe, Nzovu Ulenga, Natalino Mwenda in Trials (2024)

  3. Article

    Open Access

    Risks of Intimate Partner Violence for Women Living with HIV Receiving Cash Transfers: A Qualitative Study in Shinyanga, Tanzania

    Cash transfers are increasingly used to motivate adherence to HIV care. However, evidence on cash transfers and intimate partner violence (IPV) is mixed and little is known about their safety for women living ...

    Rebecca Hémono, Agatha Mnyippembe, Atuganile Kalinjila, Jesca Msoma in AIDS and Behavior (2023)

  4. Article

    Open Access

    Epigenome-wide association study and epigenetic age acceleration associated with cigarette smoking among Costa Rican adults

    Smoking-associated DNA methylation (DNAm) signatures are reproducible among studies of mostly European descent, with mixed evidence if smoking accelerates epigenetic aging and its relationship to longevity. We...

    Andres Cardenas, Simone Ecker, Raj P. Fadadu, Karen Huen in Scientific Reports (2022)

  5. Article

    Open Access

    Optimizing the efficiency and implementation of cash transfers to improve adherence to antiretroviral therapy: study protocol for a cluster randomized controlled trial

    Antiretroviral therapy (ART) for HIV, taken daily, is an effective strategy to clinically suppress the virus, providing the dual benefit of improved survival and vastly decreasing the risk of transmission. How...

    Laura Packel, Prosper Njau, Carolyn Fahey, Angela Ramadhani, William H. Dow in Trials (2020)

  6. No Access

    Article

    Incentives Versus Defaults: Cost-Effectiveness of Behavioral Approaches for HIV Screening

    Many HIV positive individuals are still undiagnosed, which has led health systems to try many approaches to expand HIV testing. In a randomized controlled trial, we found that behavioral economics intervention...

    Zachary Wagner, Juan Carlos C. Montoy, Emmanuel F. Drabo in AIDS and Behavior (2020)

  7. No Access

    Article

    Women’s Relationship Power Modifies the Effect of a Randomized Conditional Cash Transfer Intervention for Safer Sex in Tanzania

    This study tests whether women’s relationship power modifies the effect of a conditional cash transfer (CCT) on STI risk. We analyzed 988 women enrolled in the RESPECT study in Tanzania, a yearlong, randomized...

    Jan E. Cooper, Sandra I. McCoy, Lia C. H. Fernald, Damien de Walque in AIDS and Behavior (2018)

  8. No Access

    Article

    Medicaid Spending Differences for Child/Youth Community-Based Care in California’s Decentralized Public Mental Health System

    This study evaluated spending differences across counties during the decade after California decentralized its public mental health system. Medicaid data for 0–25 year olds using mental health services were co...

    Megan E. Vanneman, Lonnie R. Snowden in Administration and Policy in Mental Health… (2018)

  9. No Access

    Article

    Education Gains Attributable to Fertility Decline: Patterns by Gender, Period, and Country in Latin America and Asia

    We investigate the heterogeneity across countries and time in the relationship between mother’s fertility and children’s educational attainment—the quantity-quality (Q-Q) trade-off—by using census data from 17...

    **g Li, William H. Dow, Luis Rosero-Bixby in Demography (2017)

  10. Article

    Open Access

    Differential DNA methylation and lymphocyte proportions in a Costa Rican high longevity region

    The Nicoya Peninsula in Costa Rica has one of the highest old-age life expectancies in the world, but the underlying biological mechanisms of this longevity are not well understood. As DNA methylation is hypot...

    Lisa M. McEwen, Alexander M. Morin, Rachel D. Edgar in Epigenetics & Chromatin (2017)

  11. No Access

    Article

    The Impact of Positive Income Shocks on Risky Sexual Behavior: Experimental Evidence from Tanzania

    In this paper, we exploit a lottery in Tanzania, which randomly assigned eligible participants to receive $100 cash grants. The randomized nature of the lottery allows us to estimate the causal impact of posit...

    Zachary Wagner, Erick Gong, Damien de Walque, William H. Dow in AIDS and Behavior (2017)

  12. Article

    Open Access

    AllerGen’s 8th research conference

    Marie-Claire Arrieta, Andrea Arevalos in Allergy, Asthma & Clinical Immunology (2016)

  13. Article

    Open Access

    Rationale and design of a randomized study of short-term food and cash assistance to improve adherence to antiretroviral therapy among food insecure HIV-infected adults in Tanzania

    Food insecurity is an important barrier to retention in care and adherence to antiretroviral therapy (ART) among people living with HIV infection (PLHIV). However, there is a lack of rigorous evidence about ho...

    Sandra I. McCoy, Prosper F. Njau, Nancy L. Czaicki in BMC Infectious Diseases (2015)

  14. Article

    Open Access

    Predicting mortality with biomarkers: a population-based prospective cohort study for elderly Costa Ricans

    Little is known about adult health and mortality relationships outside high-income nations, partly because few datasets have contained biomarker data in representative populations. Our objective is to determin...

    Luis Rosero-Bixby, William H Dow in Population Health Metrics (2012)

  15. No Access

    Article

    Specification tests for the sample selection and two-part models

    We conduct Monte Carlo analysis to compare specification tests in choosing between the sample selection and two-part models for corner solutions when errors are correlated but there are no identifying instrume...

    Edward C. Norton, William H. Dow in Health Services and Outcomes Research Meth… (2008)

  16. No Access

    Article

    Propensity score and difference-in-difference methods: a study of second-generation antidepressant use in patients with bipolar disorder

    This article compared standard regression (logistic), propensity score weighting, propensity score matching, and difference-in-difference (DID) methods in determining the impact of second-generation antidepres...

    Alex Z. Fu, William H. Dow, Gordon G. Liu in Health Services and Outcomes Research Meth… (2007)

  17. No Access

    Article

    Choosing Between and Interpreting the Heckit and Two-Part Models for Corner Solutions

    This article addresses certain poor practices commonly seen in the applied health economics literature regarding the use of the Heckit and the two-part model. First, many articles invoke the Heckit to solve a ...

    William H. Dow, Edward C. Norton in Health Services and Outcomes Research Methodology (2003)