Table 3.
Multivariate-adjusted odds ratios of metabolic syndrome and each component according to sleep duration by sex.
| Men |
Women |
|||||
|---|---|---|---|---|---|---|
| Sleep duration (<6h) |
Sleep duration (6 to <8 h) |
Sleep duration (≥8h) |
Sleep duration (<6h) |
Sleep duration (6 to <8 h) |
Sleep duration (≥8h) |
|
| (n = 1,509) |
(n = 10,130) |
(n = 3,268) |
(n = 2,168) |
(n = 10,532) |
(n = 2,173) |
|
| OR (95% CI) | OR (reference) | OR (95% CI) | OR (95% CI) | OR (reference) | OR (95% CI) | |
| Metabolic syndrome | ||||||
| Model 1 | 1.27 (1.12–1.44) | 1.00 | 1.02 (0.93–1.13) | 1.15 (0.99–1.34) | 1.00 | 1.10 (0.95–1.27) |
| Model 2 | 1.28 (1.12–1.45) | 1.00 | 1.02 (0.92–1.12) | 1.13 (0.96–1.32) | 1.00 | 1.07 (0.92–1.24) |
| Model 3 | 1.27 (1.12–1.45) | 1.00 | 1.01 (0.91–1.11) | 1.13 (0.97–1.33) | 1.00 | 1.07 (0.93–1.24) |
| Obesity (BMI ≥25 kg/m2) | ||||||
| Model 1 | 1.40 (1.24–1.56) | 1.00 | 0.91 (0.83–1.00) | 1.31 (1.16–1.47) | 1.00 | 1.03 (0.91–1.16) |
| Model 2 | 1.40 (1.25–1.57) | 1.00 | 0.92 (0.84–1.00) | 1.28 (1.14–1.44) | 1.00 | 1.02 (0.90–1.14) |
| Model 3 | 1.40 (1.25–1.57) | 1.00 | 0.91 (0.83–1.00) | 1.28 (1.14–1.44) | 1.00 | 1.02 (0.90–1.14) |
| High blood pressure | ||||||
| Model 1 | 1.08 (0.97–1.21) | 1.00 | 1.13 (1.03–1.23) | 1.05 (0.95–1.16) | 1.00 | 1.04 (0.94–1.15) |
| Model 2 | 1.10 (0.98–1.23) | 1.00 | 1.12 (1.03–1.23) | 1.05 (0.95–1.16) | 1.00 | 1.03 (0.93–1.14) |
| Model 3 | 1.09 (0.97–1.22) | 1.00 | 1.11 (1.02–1.21) | 1.05 (0.95–1.17) | 1.00 | 1.03 (0.93–1.14) |
| Model 4 | 1.01 (0.90–1.14) | 1.00 | 1.20 (1.09–1.31) | 1.01 (0.91–1.13) | 1.00 | 1.06 (0.95–1.17) |
| Elevated triglycerides | ||||||
| Model 1 | 1.04 (0.92–1.17) | 1.00 | 1.14 (1.05–1.25) | 0.92 (0.79–1.07) | 1.00 | 1.17 (1.02–1.34) |
| Model 2 | 1.04 (0.92–1.18) | 1.00 | 1.13 (1.03–1.24) | 0.91 (0.78–1.06) | 1.00 | 1.16 (1.01–1.33) |
| Model 3 | 1.04 (0.92–1.18) | 1.00 | 1.13 (1.03–1.23) | 0.91 (0.78–1.06) | 1.00 | 1.16 (1.01–1.34) |
| Model 4 | 0.96 (0.85–1.09) | 1.00 | 1.21 (1.10–1.33) | 0.87 (0.75–1.02) | 1.00 | 1.20 (1.04–1.38) |
| Low HDL cholesterol | ||||||
| Model 1 | 0.99 (0.80–1.22) | 1.00 | 0.97 (0.83–1.14) | 1.13 (0.96–1.33) | 1.00 | 1.24 (1.07–1.43) |
| Model 2 | 0.98 (0.79–1.21) | 1.00 | 0.99 (0.84–1.16) | 1.11 (0.93–1.30) | 1.00 | 1.22 (1.05–1.42) |
| Model 3 | 0.98 (0.79–1.21) | 1.00 | 0.99 (0.84–1.16) | 1.11 (0.94–1.30) | 1.00 | 1.22 (1.05–1.42) |
| Model 4 | 0.90 (0.73–1.12) | 1.00 | 1.04 (0.88–1.23) | 1.05 (0.89–1.24) | 1.00 | 1.26 (1.08–1.47) |
| Elevated blood glucose | ||||||
| Model 1 | 1.15 (1.02–1.28) | 1.00 | 0.94 (0.87–1.03) | 0.97 (0.86–1.10) | 1.00 | 1.07 (0.95–1.20) |
| Model 2 | 1.15 (1.03–1.29) | 1.00 | 0.93 (0.86–1.01) | 0.97 (0.85–1.09) | 1.00 | 1.06 (0.94–1.19) |
| Model 3 | 1.15 (1.02–1.29) | 1.00 | 0.93 (0.85–1.01) | 0.97 (0.85–1.09) | 1.00 | 1.06 (0.94–1.19) |
| Model 4 | 1.09 (0.97–1.23) | 1.00 | 0.96 (0.88–1.05) | 0.93 (0.82–1.06) | 1.00 | 1.08 (0.96–1.22) |
OR, odds ratio; 95% CI, 95% confidence interval.
Model 1: Adjusted for age and research site.
Model 2: Adjusted for age, research site, education level, smoking habit, drinking habit, daily life activity, leisure-time exercise, total energy intake, and menopause status (women only).
Model 3: Adjusted for variables in model 2 plus nutrient pattern 1.
Model 4: Adjusted for variables in model 2 plus BMI (quartiles).