Cases, | Controls, | Crude modela | Adjusted modela, b | p-value for trendc | |||||
---|---|---|---|---|---|---|---|---|---|
n | n | Odds ratios (95% CI) | Odds ratios (95% CI) | ||||||
Sleep deprivation at 1 year of age (cross-sectional design) | |||||||||
Yogurt, times/week | |||||||||
< 1 | 1,261 / | 12,182 | Reference | Reference | 0.793 | ||||
1–2 | 1,988 / | 18,624 | 1.031 (0.938–1.133) | 1.000 (0.909–1.100) | |||||
3–6 | 1,766 / | 18,045 | 0.945 (0.858–1.041) | 0.939 (0.852–1.035) | |||||
≥ 7 | 1,022 / | 10,322 | 0.956 (0.857–1.068) | 0.974 (0.871–1.090) | |||||
Cheese, times/week | |||||||||
< 1 | 2,818 / | 27,796 | Reference | Reference | 3.707 | ||||
1–2 | 2,461 / | 23,717 | 1.024 (0.952–1.100) | 1.005 (0.935–1.081) | |||||
≥ 3 | 758 / | 7,660 | 0.976 (0.877–1.087) | 1.001 (0.898–1.115) | |||||
Sleep deprivation at 3 years of age (longitudinal design) | |||||||||
Yogurt, times/week | |||||||||
< 1 | 1,038 / | 12,405 | Reference | Reference | 0.042 | ||||
1–2 | 1,590 / | 19,022 | 0.999 (0.901–1.108) | 0.966 (0.870–1.073) | |||||
3–6 | 1,425 / | 18,386 | 0.926 (0.833–1.030) | 0.917 (0.824–1.020) | |||||
≥ 7 | 779 / | 10,565 | 0.881 (0.779–0.996) | 0.897 (0.791–1.016) | |||||
Cheese, times/week | |||||||||
< 1 | 2,263 / | 28,351 | Reference | Reference | 2.532 | ||||
1–2 | 1,935 / | 24,243 | 1.000 (0.923–1.084) | 0.979 (0.904–1.062) | |||||
≥ 3 | 634 / | 7,784 | 1.021 (0.908–1.147) | 1.047 (0.930–1.177) |