Sleep duration and bedtime by age
Age group | Participants n (%) | Sleep duration (h) | Bedtime (h) |
---|---|---|---|
5 years old | 7,746 (49.9) | 9.53±0.85 | 21.60±0.72 |
6 years old | 5,348 (34.4) | 9.41±0.84 | 21.60±0.72 |
7 years old | 913 (5.8) | 9.16±0.86 | 21.60±0.72 |
8 years old | 696 (4.5) | 8.99±0.95 | 21.80±0.72 |
9 years old | 840 (5.5) |
Values are presented as mean±standard deviation.