a) Maternal characteristics. | |||
n = 1072 | MIPa (n = 386) | MIP + SMSb (n = 383) | SOCc (n = 303) |
Parity median (IQR) | 3 (2–4) | 3 (2–5) | 3 (2–4) |
Marital status n (%) | |||
 Single | 17 (4.4) | 16 (4.2) | 3 (1.0) |
 Married | 351 (90.9) | 359 (93.3) | 290 (94.8) |
 Widowed | 4 (1.0) | 0 | 2 (0.7) |
 Divorced | 13 (3.4) | 8 (2.1) | 11 (3.6) |
Education level n (%) | |||
 None | 125 (32.3) | 141 (36.8) | 128 (41.8) |
 Some Primary | 194 (50.3) | 202 (52.7) | 133 (43.5) |
 Completed primary | 14 (3.6) | 10 (2.6) | 15 (4.9) |
 Some secondary | 41 (10.6) | 24 (6.3) | 24 (7.8) |
 Completed secondary | 8 (2.1) | 5 (1.3) | 5 (1.6) |
 More than secondary | 3 (0.8) | 1 (0.3) | 1 (0.3) |
Distance to facility n (%) | |||
 Less than 2 km | 96 (24.9) | 99 (25.9) | 68 (22.2) |
 Between 2 and 5 km | 159 (41.2) | 160 (41.8) | 118 (38.6) |
 More than 5 km | 130 (33.7) | 124 (32.4) | 120 (39.2) |
Transport n (%) | |||
 Walking | 233 (60.4) | 247 (64.5) | 239 (78.1) |
 Bicycle | 106 (27.5) | 67 (17.5) | 48 (15.7) |
 Bus | 14 (3.6) | 41 (10.7) | 6 (2.0) |
 Taxi | 14 (3.6) | 6 (1.6) | 1 (0.3) |
 Motorbike | 15 (3.9) | 21 (5.5) | 11 (3.6) |
 Other | 3 (0.8) | 1 (0.3) | 1 (0.3) |
On ART prior to study n (%) | |||
 No, newly initiated | 117 (30.3) | 138 (36.0) | 143 (46.7) |
 No, not known | 46 (11.9) | 32 (8.6) | 18 (5.9) |
 Yes | 222 (57.5) | 213 (55.6) | 145 (47.4) |
b) Infant characteristics. | |||
n = 1067 | MIP (n = 379) | MIP + SMS (n = 390) | SOC (n = 298) |
Gestational age, weeks: mean (sd) | 37.0 (1.9) | 36.9 (1.6) | 37.1 (1.7) |
Delivery location n (%) | |||
 Health facility | 328 (84.1) | 328 (84.1) | 245 (82.2) |
 Home | 21 (5.5) | 25 (6.4) | 21 (7.1) |
Sex n (%) | |||
 Male | 177 (46.7) | 200 (51.3) | 156 (52.4) |
 Female | 202 (53.3) | 190 (48.7) | 142 (47.7) |