Description of the directly matched women across four study sites in Kenya
| Large urban (Nairobi) | Medium urban (Nakuru) | Small urban (Kilifi) | Semiurban (Migori) | Total | ||
| Matched women (n) | 241 | 149 | 306 | 235 | 931 | |
| Age | Mean, years (95% CI) | 29.5 (28.7 to 30.4) | 28 (27.0 to 29.0) | 29 (28.3 to 29.8) | 29.3 (28.5 to 30.1) | 29 (28.9 to 29.0) |
| Education, n (%) | No formal | 0 (0) | 0 (0) | 26 (8) | 2 (1) | 28 (3) |
| Completed primary | 51 (21) | 11 (7) | 158 (52) | 138 (59) | 358 (38) | |
| Completed secondary | 127 (53) | 41 (28) | 80 (26) | 64 (27) | 312 (34) | |
| Higher | 63 (26) | 97 (65) | 42 (14) | 31 (13) | 233 (25) | |
| Socioeconomic status (urban wealth quintile), n (%) | 1 | 1 (0) | 3 (2) | 94 (31) | 89 (38) | 187 (20) |
| 2 | 10 (4) | 17 (11) | 49 (16) | 60 (26) | 136 (15) | |
| 3 | 40 (17) | 21 (14) | 52 (17) | 38 (16) | 151 (16) | |
| 4 | 57 (24) | 35 (23) | 44 (14) | 30 (13) | 166 (18) | |
| 5 | 133 (55) | 73 (49) | 66 (22) | 18 (8) | 290 (31) | |
| Current/most recent method, n (%) | Male condom | 14 (6) | 19 (13) | 25 (8) | 11 (5) | 69 (7) |
| Contraceptive pill/oral contraceptives | 57 (24) | 32 (21) | 33 (11) | 18 (8) | 140 (15) | |
| Injectable | 126 (52) | 49 (33) | 148 (48) | 120 (51) | 443 (48) | |
| Implant | 36 (15) | 26 (17) | 71 (23) | 75 (32) | 208 (22) | |
| Emergency Contraceptive Pills | 4 (2) | 18 (12) | 24 (8) | 8 (3) | 54 (6) | |
| Cu-IUD | 4 (2) | 5 (3) | 3 (1) | 1 (0) | 13 (1) | |
| Other/traditional | 0 (0) | 0 (0) | 2 (1) | 2 (1) | 4 (0) | |
| How did you travel to the matched outlet last time you visited it?, n (%) | Walked | 224 (93) | 92 (62) | 246 (80) | 121 (51) | 683 (73) |
| Bicycle | 0 (0) | 23 (15) | 11 (4) | 5 (2) | 39 (4) | |
| Taxi/bus/motorcycle/car | 17 (7) | 34 (23) | 49 (16) | 109 (46) | 209 (22) |
Cu-IUD, copper intrauterine device.