A cross-cultural adaptation and validation of a scale to assess illness identity in adults living with a chronic illness in South Africa: a case of HIV.

"availability of data and materials the data that support the findings are part of the ongoing sinako cluster-randomised controlled trial (pan african clinical trial registry pactr201906476052236"

"Declarations Competing interestsThe authors declare that they have no competing interests. Competing interests The authors declare that they have no competing interests."

"Funding The financial assistance of the VLIR-UOS and Belgian Development Cooperation towards this research is hereby acknowledged. Opinions expressed and conclusions arrived at, are those of the authors and are not necessarily to be attributed to the SOPH, VLIR or DGD. The work reported herein was also made possible through funding by the South African Medical Research Council (SAMRC) through its division of Research Capacity Development under the National Health Scholars Programme from funding received from the Public Health Enhancement Fund/ South African National Department of Health. The content hereof is the sole responsibility of the authors and does not necessarily represent the official views of the SAMRC."

"Availability of data and materials: The data that support the findings are part of the ongoing Sinako cluster-randomised controlled trial (Pan African Clinical Trial Registry, PACTR201906476052236), a study on HIV competent households in South Africa [41, 42] and as such are under embargo. The said data will however be available on request from the authors upon completion of the trial."