From: Persian version of brief infant sleep questionnaire (BISQ): a psychometric evaluation
Items | Maternal view | p a | |
---|---|---|---|
With no sleep problem (n = 568) | With mild to severe sleep problems (n = 78) | ||
Nocturnal sleep duration (hour) | 7.78 ± 1.26b | 7.16 ± 1.26 | < 0.001 |
Daytime sleep duration (hour) | 3.79 ± 1.63 | 3.97 ± 1.64 | 0.475 |
Number of waking at night | 0.72 ± 1.19 | 2.12 ± 1.80 | < 0.001 |
Night waking duration (hour) | 1.22 ± 1.07 | 1.96 ± 1.32 | < 0.001 |
Nocturnal sleep latency (hour) | 0.30 ± 0.22 | 0.43 ± 0.28 | < 0.001 |
Sleep onset time (hour) | 23.19 ± 1.02 | 23.74 ± 1.30 | < 0.001 |