PCV7 | PHiD-CV10 | Absolute difference in mean or % [95% CI] | P* | |||
---|---|---|---|---|---|---|
N | Mean (SD) or % | N | Mean (SD) or % | |||
Risk factor questionnaire response | ||||||
No parents consented | 413/444 | 93% | 296/451 | 66% | −27% [−32 to −22] | <0.0001 |
Mother interviewed | 400/413 | 97% | 290/296 | 98% | 1% [−1 to 3] | 0.36 |
Characteristics of children in consented subgroups | ||||||
PCV7 | PHiD-CV10 | |||||
Age (months) | 413 | 20 (8) | 296 | 18(7) | 2.0 [0.9 to 3.2] | 0.0008 |
Sex (female) | 198 | 48% | 151 | 51% | 3% [−4 to 11] | 0.42 |
Any Suppurative OM | 208/395 | 53% | 104/285 | 36% | −16% [−24 to −9] | <0.0001 |
Risk factors | ||||||
Crowding (persons per household) | 402 | 8.6 (4.5) | 290 | 8.2 (3.9) | −0.4 [−1.0 to 0.3] | 0.23 |
Crowding (children < 5 years of age per household) | 408 | 2.4 (1.6) | 291 | 2.1 (1.2) | −0.3 [−0.5 to −0.1] | 0.01 |
Crowding Index (%households with > 2 additional children < 5 years of age) | 132/408 | 32% | 75/291 | 26% | −6% [−13 to 0.2] | 0.06 |
Child Care (any attendance > 3 days per week) | 51/409 | 12% | 41/295 | 14% | 1.4% [−4 to 7] | 0.58 |
Child Care (days/week) | 408 | 0.68 (1.7) | 295 | 0.77 (1.7) | 0.09 [−0.34 to 0.16] | 0.49 |
Washed with soap yesterday | 327/362 | 90% | 258/293 | 88% | −2% [−7 to 3] | 0.35 |
Any sibling with history of “runny ears” | 101/370 | 27% | 80/249 | 32% | 5% [−3 to 12] | 0.20 |
Child near campfire last week | 134/402 | 34% | 88/287 | 31% | −3% [−10 to 4] | 0.46 |
Maternal smoking | 233/410 | 57% | 178/283 | 61% | 4% [−3 to 11] | 0.29 |
Maternal age at birth of this child | 297 | 25 (5.4) | 244 | 26 (6.4) | 1 [0.1 to 2] | 0.04 |
Maternal education (certificate) | 105/382 | 27% | 60/247 | 24% | −3% [−10 to 4] | 0.37 |
Never breast fed | 28/409 | 7% | 14/296 | 5% | −2% [−6 to 1] | 0.23 |
Pacifier (ever) | 78/404 | 19% | 52/296 | 18% | −2% [−8 to 4] | 0.56 |