| 18 month group | 36 month group | ||||
---|---|---|---|---|---|---|
Variable | Odds Ratio | (95% CI) | P value | Odds Ratio | (95% CI) | P value |
Mother's age (< 30 years) | 1.29 | (1.06, 1.59) | 0.01 | 1.67 | (1.15, 2.40) | 0.007 |
Mother working | 1.38 | (1.00, 1.89) | 0.05 | 1.75 | (1.16, 2.66) | 0.008 |
Not first born child | 2.24 | (1.84, 2.73) | <0.0001 | 2.38 | (1.71, 3.34) | <0.0001 |
Interaction with other children | 1.57 | (1.13, 2.18) | 0.008 | 1.90 | (1.24, 2.89) | 0.003 |
Presence of allergy | 0.84 | (0.66, 1.07) | 0.17 | 1.23 | (0.88, 1.71) | 0.22 |
High knowledge, low concern (Group 1) | 1.00 | Â | Â | 1.00 | Â | Â |
Low knowledge, low concern (Group 2) | 2.14 | (1.67, 2.75) | <0.0001 | 2.08 | (1.38, 3.19) | 0.001 |
High knowledge, high concern (Group 3) | 1.36 | (0.97, 1.90) | 0.07 | 1.69 | (1.01, 2.79) | 0.04 |
Low knowledge, high concern (Group 4) | 3.67 | (2.74, 4.93) | <0.0001 | 3.69 | (2.30, 5.94) | <0.0001 |