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. 2023 Jun 26;40(4):1229–1237. doi: 10.5114/biolsport.2023.124843

TABLE 2.

Sleep quality and quantity measures in each training period. Data are presented as estimated marginal means with a 95%CI.

Variables Period 1 (P1)
Period 2 (P2)
Period 3 (P3)
Mean 95% CI Mean 95% CI Mean 95% CI
Bedtime (hrs) 22:24 22:06, 22:42 22:24 22:06, 22:42 22:36AB 22:18, 22:54
Get-up time (hrs) 5:48 5:36, 6:00 5:30 5:24, 5:42 5:54B 5:42, 6:00
Total sleep time (min) 388 369, 403 376 358, 395 376 358, 395
Sleep efficiency (%) 88 87, 91 88 86, 90 88 86, 91
Sleep latency (min) 5 3, 6 4 3, 6 4 3, 5
SF sleep latency (min) 12 7, 17 11 8, 16 12 8, 16
Fragmentation index (%) 10 8, 12 11 9, 13 11 9, 14
WASO (min) 41 33, 51 45 36, 56 41 33, 51
SF sleep score (1-5 score) 3.6 3.3, 3.9 3.7 3.4, 4.0 3.7 3.4, 4.0
A

Significant from P1

B

Significant from P2, all p < 0.05; SF- self reported; WASO – wake after sleep onset