Variables | Mean (SD) | Vitamin D | P valuea | |||
---|---|---|---|---|---|---|
≥10 ng/mL | <10 ng/mL | |||||
Mean (SD) | Mean (SD) | |||||
PSQI total score | 3.97 2.26 | 3.85 | 2.15 | 4.25 | 2.37 | 0.002 |
Subjective sleep quality | 0.99 0.61 | 0.96 | 0.61 | 1.05 | 0.63 | 0.020 |
Sleep latency | 0.70 0.79 | 0.64 | 0.75 | 0.84 | 0.85 | <0.001 |
Sleep duration | 1.05 0.63 | 1.03 | 0.62 | 1.10 | 0.65 | 0.041 |
Habitual sleep efficiency | 0.03 0.23 | 0.03 | 0.24 | 0.04 | 0.22 | 0.587 |
Sleep disturbances | 0.63 0.50 | 0.62 | 0.49 | 0.64 | 0.51 | 0.613 |
Use of sleep medication | 0.01 0.13 | 0.01 | 0.12 | 0.01 | 0.14 | 0.396 |
Daytime dysfunction | 0.77 0.73 | 0.76 | 0.73 | 0.79 | 0.74 | 0.526 |