About the Authors

Tess Bright

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

tess.bright@lshtm.ac.uk

Affiliation International Centre for Evidence in Disability, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

Ian McCormick

Roles Data curation, Formal analysis, Writing – review & editing

Affiliation International Centre for Eye Health, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

Mwanaisha Phiri

Roles Project administration, Writing – review & editing

Affiliation Audiology Department, Queen Elizabeth Central Hospital, Blantyre, Malawi

Wakisa Mulwafu

Roles Investigation, Project administration, Supervision, Writing – review & editing

Affiliation Department of Surgery, College of Medicine, Blantyre, Malawi

Matthew Burton

Roles Funding acquisition, Writing – review & editing

Affiliation International Centre for Eye Health, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

Sarah Polack

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

Affiliation International Centre for Evidence in Disability, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

Islay Mactaggart

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation International Centre for Evidence in Disability, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

Jennifer L. Y. Yip

Roles Supervision, Writing – review & editing

Affiliation International Centre for Evidence in Disability, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

De Wet Swanepoel

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

Affiliation Department of Speech-Language Pathology and Audiology, University of Pretoria, Pretoria, Gauteng, South Africa

Hannah Kuper

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

Affiliation International Centre for Evidence in Disability, London School of Hygiene & Tropical Medicine, Keppel St, London, United Kingdom

Competing Interests

DWS has a relationship with hearX Group (hearTest) that includes equity and consulting. This does not alter our adherence to PLOS ONE policies on sharing data and materials.