Characteristics | Categories | Crude OR (95 % CI) | Adjusted OR (95 % CI) |
---|---|---|---|
Age [Months] | - | 1.02 (1.01–1.03) | 1.00 (0.99–1.01) |
Gender | Male | Reference | Reference |
Female | 1.02 (0.79–1.31) | 1.02 (0.79–1.32) | |
Child receive at least one dose of a Pneumococcal vaccine | No | Reference | Reference |
Yes | 0.98 (0.74–1.29) | 1.04 (0.78–1.38) | |
Breast-fed | No | Reference | Reference |
Yes | 0.12 (0.05–0.26) | 0.19 (0.08–0.44) | |
Number of household siblings | 0 | Reference | Reference |
≥ 1 | 1.38 (1.06–1.81) | 1.20 (0.91–1.58) | |
Child care/school attendance | No | Reference | Reference |
Yes | 2.68 (2.03–3.54) | 1.92 (1.35–2.75) | |
Premature (< 37 weeks gestation) | No | Reference | Reference |
Yes | 0.73 (0.38–1.42) | 0.76 (0.39–1.49) | |
Allergies | No | Reference | Reference |
Yes | 1.80 (1.22–2.66) | 1.64 (1.09–2.45) | |
Child regularly exposed to cigarettes smoke indoors | No | Reference | Reference |
Yes | 1.04 (0.66–1.62) | 1.02 (0.65–1.62) |