Table 5 Participants in, and data collected for, each sub-study

1. Time-and-motion

18 LHWs; 50% of the LHWs across the three sites including the four team leaders (Site 3 had two team leaders)

• The team leaders were observed whilst working in the clinic (26 hours)

• The LHWs were accompanied on their treatment and adherence support visits (33 hours)

2. Client survey

226 clients (19% living with TB; 51% with HIV/AIDS; and 30% co-infected with TB and HIV) across the three study sites, as follows:

• Site 1 = 31% (Female = 49%)

• Site 2 = 31% (Female = 63%)

• Site 3 = 38% (Female = 68%)

All respondents were over 18 years of age

The questionnaire comprised clients’ assessment of:

(i) LHW-visits

(ii) TB and/or HIV counseling at the clinic

(iii) Routine TB and/or HIV services at the clinic

(iv) TB clients’ treatment location preference

(v) Clients’ general knowledge of TB and HIV/AIDS

3. Structured observations

Four LHWs (all female) and seven clients

Five visits; two were with couples

The observation times ranged between 30 to 60 minutes

4. Interviews

Two team leaders (both female); four LHWs (all female); two NGO managers (both female); two health facility staff (one male, one female); three health authority managers (all female)

Apart from the team leaders and LHWs, separate interview-schedules were drafted for each participant, given their different roles in the programme

5. Client diary keeping

Participant 1: Female, ± 40 years old, living with HIV/AIDS, audio-and visual diaries

Participant 2: Male, 30 years old, on TB/HIV treatment, audio and visual diaries

Participant 3: Female, between 30 and 36 years old, on TB/HIV treatment, audio-diary

Participant 4: Male, 31 years old, living with HIV/AIDS, visual diary

Participant 5: Male, 39 years old, living with HIV/AIDS, audio and visual diaries

The duration of participation ranged from four to nine months