TABLE 1

Participant characteristics

ControlsPatientsContacts
Subjects27215243141
Age years35 (24–54)31 (23–46)38 (24–52)
Male % (n)38 (102)65 (986)39 (1210)
Incomplete secondary education14 (37/271)16 (236/1516)20 (612/3132)
Known HIV seropositivity0 (0/272)6.2 (94/1513)0.8 (25/3132)
Self-declared drug use2.6 (7/272)14 (207/1512)3.1 (98/3136)
Low affect BDI-II score3 (0–5)6 (3–11)NA
Number of emotional supports1 (1–2)2 (1–2)NA
Unsafe neighbourhood44 (118/270)37 (557/1502)NA
TB-specific
 Currently has TB0 (0/272)100 (1524/1524)3.4 (105/3139)
 Previously had TB4 (11/271)22 (336/1515)11 (355/3134)
 TB knowledge correct answers % (IQR)72 (63–82)77 (73–86)NA
 Stigma regarding TB EMIC score30 (23–36)30 (22–35)NA
Patient-specific
 Pulmonary TBNA84 (1278/1516)NA
 Second-line treatmentNA6.8 (104/1512)NA
 Microbiological confirmation of TBNA65 (984/1510)NA
 Number of TB symptomsNA7 (5–8)NA
 Duration of TB symptoms monthsNA1.5 (1–3)NA
 Interviewed within 14 days of treatment initiationNA86 (1298/1515)NA

Data are presented as n, median (interquartile range (IQR)) or % (n/N), unless otherwise stated. Denominators are only stated if different from the n number stated for each group. Bold type indicates p<0.05 versus the control group. There were only five variables with >1% missing data: low affect (patients: 37 out of 1524), number of emotional supports (controls: three out of 272; patients: 23 out of 1524), unsafe neighbourhood (patients: 22 out of 1524), tuberculosis (TB) knowledge (controls: five out of 272; patients 22 out of 1524) and stigma (controls: four out of 272; patients 30 out of 1524). BDI: Beck Depression Inventory; EMIC: Explanatory Model Interview Catalogue Stigma Questionnaire; NA: not asked.