Table 4.
Odds ratio (95% confidence interval) for the metabolic syndrome components according to sleep duration and sedentary time
| Exposure | High triglycerides * | High plasma glucose ** | High waist circumference† | High blood pressure‡ | Low HDL-cholesterol ¶ |
|---|---|---|---|---|---|
| Sleep duration |
|
|
|
|
|
| Q1 (shortest sleep) |
0.90 (0.61-1.33) |
1.08 (0.74-1.59) |
1.25 (0.85-1.84) |
1.12 (0.76-1.65) |
1.20 (0.78-1.85) |
| Q2 |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
| Q3 |
1.26 (0.86-1.84) |
1.03 (0.70-1.50) |
1.07 (0.72-1.57) |
0.89 (0.60-1.31) |
0.89 (0.59-1.34) |
| Q4 (longest sleep) |
1.13 (0.77-1.66) |
0.96 (0.66-1.41) |
1.26 (0.84-1.87) |
1.15 (0.78-1.70) |
1.23 (0.80-1.89) |
| Screen time |
|
|
|
|
|
| T1 (least screen time) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
| T2 |
1.56 (1.03-2.37) |
0.94 (0.64-1.38) |
1.38 (0.93-2.04) |
1.02 (0.68-1.52) |
0.79 (0.50-1.23) |
| T3 (most screen time) |
1.71 (1.11-2.63) |
0.76 (0.51-1.13) |
1.53 (1.09-2.32) |
1.43 (0.94-2.17) |
0.65 (0.41-1.03) |
| Sedentary time |
|
|
|
|
|
| Q1 (least sedentary) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
1.00 (ref) |
| Q2 |
1.23 (0.78-1.93) |
1.46 (0.97-2.22) |
1.48 (0.97-2.26) |
0.87 (0.57-1.34) |
0.64 (0.40-1.04) |
| Q3 |
1.85 (1.18-2.88) |
1.07 (0.71-1.61) |
1.83 (1.19-2.81) |
1.15 (0.75-1.77) |
0.90 (0.55-1.48) |
| Q4 (most sedentary) | 1.81 (1.15-2.85) | 0.86 (0.57-1.31) | 1.81 (1.16-2.83) | 0.94 (0.59-1.47) | 0.56 (0.35-0.92) |
*Alcohol consumption was the only significant confounder.
**No significant confounders.
†Significant confounders include sex, ethnicity, and smoking status.
‡Age was the only significant confounder.
¶Smoking was the only significant confounder.