Funding for this research was provided by:
Medical Research Council (MR/N000999/1)
Department for International Development (MR/N000999/1)
National Institute for Health Research (CLAHRC-WM, CLAHRC-WM)
Received: 5 June 2019
Accepted: 5 September 2019
First Online: 25 October 2019
Ethics approval and consent to participate
: This study was approved by the University of Warwick’s Biomedical and Scientific Research Ethics Committee (REGO-2017-2099), the Ghana Heath Service Ethics Review Committee (GHS-ERC-010/09/17), the Malawian National Health Sciences Research Committee (17/09/1904) and the Partners Healthcare Institutional Review Board in the USA (2018P000790). All participants provided informed consent prior to data collection and all data on opinions and performance were stored anonymously.
: Not applicable.
: EW and MN are employed by PIH who run the CHW programme in Neno, Malawi. MOO and POD work with the CHW programme in Ellembelle, Ghana. All these authors therefore have a vested interest in the success of their CHW programmes. The other authors declare that they have no competing interests.