Table 2.

Study facilities within the different health substructures and subdistricts and their characteristics

Health Substructure	Southern-Western Substructure	Klipfontein-Mitchell's Plain substructure			Southern-Western Substructure
Health Subdistricts	Khayelitsha subdistrict	Mitchell's Plain subdistrict		Klipfontein subdistrict	Southern subdistrict
Facilities	Ubuntu Clinic	Crossroads CDC	Mitchell's Plain CHC	Heideveld CDC	Vanguard Clinic
Characteristics
Adult patients on ARVs in August 2014	±8500	5267	2561	1486	1501
Number of ACs	231	42	39	20	2
Starting date of AC	2007	2012	2012	2012	2014
Number of patients in adherence club care	5900	1401	1309	480	35
Number of ART staff	30	15	11	08	09
Implementation context	Experimental	Roll-out	Roll-out	Roll-out	Roll-out
Predominant catchment population	Black	Black	Coloured	Coloured	Black

AC, Adherence club; ART, antiretroviral therapy; ARVs, antiretrovirals.