Table 1.
Baseline characteristics
| Control (n=351) | SMS intervention (n=349) | |
|---|---|---|
| Sex | ||
| Female | 213 (61%) | 206 (59%) |
| Male | 138 (39%) | 143 (41%) |
|
| ||
| Age (years) | 33·46 (9·44) | 33·99 (10·07) |
|
| ||
| Education | ||
| No formal education | 9 (3%) | 12 (3%) |
| Primary | 223 (64%) | 210 (60%) |
| Secondary | 119 (34%) | 127 (36%) |
|
| ||
| Marital status | ||
| Single | 54 (15%) | 56 (16%) |
| Married | 206 (59%) | 193 (55%) |
| Widowed or divorced | 91 (26%) | 100 (29%) |
|
| ||
| Clinic | ||
| Kibera | 250 (71%) | 251 (72%) |
| Babadogo | 101 (29%) | 98 (28%) |
|
| ||
| Previously diagnosed with HIV | 199 (57%) | 212 (61%) |
|
| ||
| WHO HIV stage | ||
| 1 | 226 (64%) | 206 (59%) |
| 2 | 47 (13%) | 54 (15%) |
| 3 | 61 (17%) | 62 (18%) |
| 4 | 1 (<1%) | 7 (2%) |
| Missing data | 16 (5%) | 20 (6%) |
|
| ||
| CD4 cell count (per μL) | 307 (148–468) | 289 (143–449) |
| Missing data | 8 (2%) | 10 (3%) |
|
| ||
| ART eligible | 237 (68%) | 251 (72%) |
|
| ||
| Quality of life (physical composite score) | 42·59 (12·10) | 43·12 (11·52) |
|
| ||
| Quality of life (mental composite score) | 52·13 (10·88) | 53·23 (11·04) |
|
| ||
| Travel time to clinic | ||
| <30 min | 172 (49%) | 175 (50%) |
| 30–59 min | 127 (36%) | 112 (32%) |
| ≥60 min | 49 (14%) | 59 (17%) |
| Missing data | 3 (1%) | 3 (1%) |
|
| ||
| Own vs shared mobile phone | 326 (93%) | 337 (97%) |
Data are n (%), mean (SD), or median (IQR), unless otherwise specified.
SMS=short message service. ART=antiretroviral therapy.