Table 2 Covariate-adjusted mean measures for ethnic groups (95% confidence intervals)

Depression score

0.91 (0.69–1.12)

2.14 (1.64–2.71)

0.56 (0–1.19)

1.01 (0.14–1.88)

0 (0–1.75)

mesor log₁₀[lux]

1.14 (1.11–1.17)

0.98 (0.92–1.05)

0.94 (0.86–1.03)

1.11 (0.98–1.23)

0.83 (0.54–1.12)

objective sleep (min.)

369 (362–375)

350 (334–365)

315 (297–333)

341 (316–365)

357 (303–423)

subjective sleep (min.)

418 (411–425)

395 (379–411)

378 (360–397)

421 (395–448)

388 (324–453)

acrophase of sleep

2:59 (2:52–3:06)

2:43 (2:26–3:00)

2:57 (2:37–3:18)

3:48 (3:19–4:17)

2:38 (1:28–3:53)

ODI4

8.8 (7.6–10.0)

11.4 (8.4–14.3)

12.4 (9.1–15.8)

13.7 (8.2–19.2)

31.1 (12.6–49.6)