IRRa (95% CIb) | Wald (Χ2) | P | |
---|---|---|---|
Age groups | |||
3-year-old | 0.44 (0.34,0.59) | 31.47 | <0.001 |
4-year-old | 0.78 (0.58,1.04) | 2.84 | 0.09 |
5-year-old | ––– | ––– | ––– |
BMI | |||
0–25% percentile | 2.20 (1.62,3.00) | 25.14 | <0.001 |
(11.0–14.31) | |||
25–50% percentile | 1.85 (1.37,2.49) | 16.11 | <0.001 |
(14.31–15.29) | |||
50–75% percentile | 1.86 (1.36,2.54) | 14.97 | <0.001 |
(15.29–16.54) | |||
75–100% percentile | ––– | ––– | ––– |
(16.54–23.61) | |||
Seafood consumption frequency | |||
Twice a week or more | 1.26 (0.97,1.63) | 3.07 | 0.08 |
Once a week | 1.48 (1.08,2.02) | 6.09 | 0.01 |
Seldom or never | ––– | ––– | ––– |
Infant breastfeeding duration | |||
0–6 months | 0.55 (0.34,0.88) | 6.25 | 0.01 |
7–12 months | 0.59 (0.37,0.93) | 5.22 | 0.02 |
13–18 months | 0.80 (0.49,1.32) | 0.78 | 0.38 |
≧18 months | ––– | ––– | ––– |
Sleeping hours | |||
≥ 12 h | 0.66 (0.43,1.01) | 3.67 | 0.06 |
10–12 h | 0.66 (0.51,0.85) | 10.70 | 0.001 |
≤ 10 h | ––– | ––– | ––– |