General characteristics of sleep | Min | Max | Median (Q1–Q3) |
---|---|---|---|
Usual bedtime | 21 | 24 | 23 (22–24) |
Sleep latency (min) | 5 | 180 | 60 (30–120) |
Usual time of waking up | 4 | 11 | 5 (5–7) |
Hours for sleep of night | 2 | 9 | 5 (3–6) |
PSQI components | Â | Â | Â |
Subjective sleep quality | 0 | 3 | 2 (0–3) |
Sleep latency | 0 | 3 | 3 (1–3) |
Sleep duration usual | 0 | 3 | 2 (1–3) |
sleep efficiency | 0 | 3 | 2 (1–3) |
Sleep disturbances | 0 | 3 | 1 (0–2) |
Use of sleep medications | 0 | 3 | 0 (0–0) |
Daytime dysfunction | 0 | 3 | 2 (1–3) |
PSQI overall score | 1 | 20 | 12 (6–16) |