Adjusted ORs of sleep duration for food consumption using multiple logistic regression analysis with complex sampling (reference of food frequency=0 times a week)
| Factors | AOR (95% CI) of sleep duration | P values | ||||
| <6 hours | 6 hours | 7 hours | 8 hours | 9+ hours | ||
| Fruits (%) | <0.001* | |||||
| ≥5 times a week | 1.07 (0.97 to 1.18) | 0.97 (0.89 to 1.06) | 0.95 (0.87 to 1.04) | 1.03 (0.94 to 1.12) | 1 | |
| 3–4 times a week | 1.04 (0.94 to 1.15) | 1.05 (0.96 to 1.16) | 1.05 (0.95 to 1.15) | 1.11 (1.00 to 1.22) | 1 | |
| 1–2 times a week | 0.98 (0.89 to 1.08) | 1.02 (0.92 to 1.12) | 1.03 (0.94 to 1.13) | 1.02 (0.92 to 1.12) | 1 | |
| Soda (%) | <0.001* | |||||
| ≥5 times a week | 1.27 (1.14 to 1.41) | 1.29 (1.17 to 1.42) | 1.27 (1.16 to 1.40) | 1.08 (0.97 to 1.19) | 1 | |
| 3–4 times a week | 1.08 (1.00 to 1.17) | 1.25 (1.17 to 1.34) | 1.29 (1.21 to 1.38) | 1.13 (1.05 to 1.22) | 1 | |
| 1–2 times a week | 1.00 (0.94 to 1.07) | 1.12 (1.06 to 1.18) | 1.20 (1.14 to 1.27) | 1.09 (1.03 to 1.16) | 1 | |
| Soft drinks (%) | <0.001* | |||||
| ≥5 times a week | 1.73 (1.57 to 1.91) | 1.57 (1.44 to 1.71) | 1.38 (1.26 to 1.50) | 1.16 (1.06 to 1.28) | 1 | |
| 3–4 times a week | 1.36 (1.25 to 1.47) | 1.36 (1.37 to 1.46) | 1.28 (1.19 to 1.38) | 1.15 (1.07 to 1.24) | 1 | |
| 1– 2 times a week | 1.16 (1.09 to 1.25) | 1.22 (1.15 to 1.30) | 1.18 (1.11 to 1.26) | 1.14 (1.07 to 1.22) | 1 | |
| Fast food (%) | <0.001* | |||||
| ≥5 times a week | 1.12 (0.95 to 1.32) | 1.15 (0.99 to 1.34) | 0.95 (0.82 to 1.11) | 0.86 (0.74 to 1.00) | 1 | |
| 3–4 times a week | 1.18 (1.08 to 1.29) | 1.31 (1.20 to 1.28) | 1.22 (1.12 to 1.32) | 1.07 (0.99 to 1.17) | 1 | |
| 1–2 times a week | 1.12 (1.05 to 1.19) | 1.22 (1.15 to 1.28) | 1.22 (1.15 to 1.28) | 1.13 (1.07 to 1.19) | 1 | |
| Instant noodle (%) | <0.001* | |||||
| ≥5 times a week | 1.09 (0.96 to 1.24) | 1.03 (0.91 to 1.17) | 1.07 (0.95 to 1.20) | 0.98 (0.87 to 1.11) | 1 | |
| 3–4 times a week | 0.93 (0.86 to 1.01) | 1.06 (0.98 to 1.14) | 1.15 (1.07 to 1.23) | 1.17 (1.08 to 1.26) | 1 | |
| 1– 2 times a week | 0.92 (0.86 to 0.98) | 1.04 (0.98 to 1.10) | 1.09 (1.03 to 1.16) | 1.11 (1.04 to 1.18) | 1 | |
| Confectionaries (%) | <0.001* | |||||
| ≥5 times a week | 1.32 (1.20 to 1.46) | 1.28 (1.17 to 1.41) | 1.10 (1.00 to 1.20) | 1.06 (0.97 to 1.17) | 1 | |
| 3–4 times a week | 1.20 (1.11 to 1.29) | 1.22 (1.13 to 1.31) | 1.16 (1.08 to 1.24) | 1.10 (1.02 to 1.18) | 1 | |
| 1–2 times a week | 1.09 (1.12 to 1.17) | 1.15 (1.07 to 1.23) | 1.11 (1.04 to 1.18) | 1.08 (1.01 to 1.16) | 1 | |
| Vegetables (%) | <0.001* | |||||
| ≥5 times a week | 0.96 (0.85 to 1.10) | 0.95 (0.83 to 1.07) | 1.04 (0.92 to 1.17) | 1.07 (0.94 to 1.22) | 1 | |
| 3–4 times a week | 0.92 (0.80 to 1.05) | 0.98 (0.86 to 1.12) | 1.15 (1.02 to 1.30) | 1.10 (0.96 to 1.25) | 1 | |
| 1–2 times a week | 0.91 (0.79 to 1.05) | 1.02 (0.90 to 1.17) | 1.17 (1.03 to 1.33) | 1.15 (1.01 to 1.33) | 1 | |
| Milk (%) | <0.001* | |||||
| ≥5 times a week | 0.99 (0.91 to 1.07) | 0.91 (0.85 to 0.98) | 0.92 (0.85 to 0.99) | 0.97 (0.89 to 1.04) | 1 | |
| 3–4 times a week | 1.06 (0.97 to 1.15) | 1.04 (0.96 to 1.13) | 1.09 (1.00 to 1.18) | 1.09 (1.00 to 1.19) | 1 | |
| 1–2 times a week | 1.01 (0.93 to 1.09) | 1.05 (0.97 to 1.14) | 1.06 (0.98 to 1.14) | 1.03 (0.95 to 1.12) | 1 | |
*Significance at p<0.05.