Table 1.
Baseline demographic and anthropometric characteristics in all participants vaccinated during the campaign
| Needle and syringe (n=917) | Disposable syringe jet injector (n=929) | Intradermal adapter (n=874) | Total (n=2720) | ||
|---|---|---|---|---|---|
| Age (months) | |||||
| 4–23 months | 316 (34·5%) | 331 (35·6%) | 323 (37·0%) | 970 (35·7%) | |
| 24–59 months | 601 (65·5%) | 598 (64·4%) | 551 (63·0%) | 1750 (64·3%) | |
| Mean (SD) | 31·9 (15·8) | 31·0 (15·7) | 30·4 (15·8) | 31·1 (15·7) | |
| Sex | |||||
| Female | 456 (49·7%) | 460 (49·5%) | 438 (50·1%) | 1354 (49·8%) | |
| Male | 461 (50·3%) | 469 (50·5%) | 436 (49·9%) | 1366 (50·2%) | |
| Ethnic group | |||||
| Mandinka | 355 (38·7%) | 470 (50·6%) | 450 (51·5%) | 1275 (46·9%) | |
| Jola | 266 (29·0%) | 251 (27·0%) | 208 (23·8%) | 725 (26·7%) | |
| Other | 296 (32·3%) | 208 (22·4%) | 216 (24·7%) | 720 (26·5%) | |
| Maternal schooling | |||||
| No school | 449 (49·0%) | 394 (42·4%) | 404 (46·2%) | 1247 (45·8%) | |
| 1–9 years: lower or upper basic | 316 (34·5%) | 302 (32·5%) | 297 (34·0%) | 915 (33·6%) | |
| >9 years: secondary or college | 152 (16·6%) | 233 (25·1%) | 173 (19·8%) | 558 (20·5%) | |
| Maternal occupation | |||||
| At-home housewife | 732 (79·8%) | 664 (71·5%) | 563 (64·4%) | 1959 (72·0%) | |
| Small trader or non-skilled worker | 115 (12·5%) | 189 (20·3%) | 248 (28·4%) | 552 (20·3%) | |
| Professional and other | 70 (7·6%) | 76 (8·2%) | 63 (7·2%) | 209 (7·7%) | |
| Height for age Z score <–2SD | 204 (22·2%) | 194 (20·9%) | 147 (16·8%) | 545 (20·0%) | |
| Weight for height Z score <–2SD | 60 (6·5%) | 80 (8·6%) | 56 (6·4%) | 196 (7·2%) | |
| Previous number of oral poliovirus vaccine doses, median (IQR) | 6·0 (5·0–7·0) | 6·0 (5·0–7·0) | 6·0 (5·0–7·0) | 6·0 (5·0–7·0) | |
Data presented as n (%) unless otherwise stated.