Table 1.
Comparison of demographic and sleep quality components between insulin resistance and non-insulin resistance groups.
| Non- insulin resistance group N=389 | Insulin Resistance group N=223 | P-value | |
|---|---|---|---|
| Age (year)a | 42.07±8.27 | 43.65±8.55 | 0.026 |
| Gender (% of female) | 229(58.4) | 122(54.5) | 0.353 |
| BMI (kg/m2) | 28.40±3.00 | 29.61±3.31 | <0.001 |
| Subjective sleep quality | 0.95±0.64 | 1.07±0.60 | 0.032 |
| Sleep latency | 1.01±0.91 | 1.18±0.88 | 0.021 |
| Sleep duration score | 0.83±0.77 | 0.85±0.79 | 0.754 |
| Habitual sleep efficiency | 2.61±0.85 | 2.74±0.72 | 0.071 |
| Sleep disturbances | 1.16±0.49 | 1.21±0.57 | 0.207 |
| Use of sleep medication | 0.21±0.62 | 0.30±0.76 | 0.114 |
| Daytime dysfunction | 1.33±0.81 | 1.35±0.82 | 0.703 |
| Total PSQI* | 8.13±2.70 | 8.73±2.76 | 0.008 |
Data are presented as mean plus and minus standard deviation except those pointed in the table as percent.
*
Pittsburgh sleep quality index