About the Authors

Nrupa Jani

Roles Conceptualization, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

njani@popcouncil.org

Affiliation Population Council, Washington, DC, United States of America

Sanyukta Mathur

Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

Affiliation Population Council, Washington, DC, United States of America

Catherine Kahabuka

Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – review & editing

Affiliation CSK Research Solutions, Dar es Salaam, Tanzania

Neema Makyao

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation National AIDS Control Programme, Dar es Salaam, Tanzania

Nanlesta Pilgrim

Roles Conceptualization, Formal analysis, Methodology, Project administration, Supervision, Writing – review & editing

Affiliation Washington, DC, United States of America

Competing Interests

CSK Research Solutions is a private firm that supports design and implementation of research studies and program monitoring and evaluation activities in Tanzania. They did not fund the study. Rather, they served as the Tanzanian research partner in the study. They received a sub-contract from the Population Council to collect data, participate in data analysis and participate in the preparation of the manuscript. We have updated our Funding Statement explaining CSK Research Solutions role. This does not alter our adherence to PLOS ONE policies on sharing data and materials.