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. 2021 Jun 11;11:12402. doi: 10.1038/s41598-021-91828-6

Table 1.

Sleep architecture.

Dim LED OLED p
TIB 420 420 420
TST 387.7 ± 9.7 396.6 ± 3.5 384.7 ± 8.2 0.481
Sleep latency 4.8 ± 1.7 5.7 ± 2.4 14.5 ± 8.4 0.281
SWS latency 21.6 ± 3.0 20.3 ± 4.3 30.4 ± 9.6 0.233
REM latency 120.8 ± 16.8 99.1 ± 14.2 109.7 ± 23.2 0.639
N1 45.9 ± 4.6 47.6 ± 6.8 44.8 ± 5.0 0.786
N2 199.6 ± 11.7 208.6 ± 13.1 194.7 ± 11.7 0.392
SWS 68.7 ± 9.0 66.6 ± 10.7 73.9 ± 7.9 0.496
REM 73.6 ± 9.2 73.9 ± 7.7 71.4 ± 6.8 0.870
WASO 27.9 ± 9.2 19.6 ± 2.2 21.2 ± 4.0 0.495
SE (%) 92.3 ± 2.3 94.4 ± 0.8 91.6 ± 1.9 0.481

Sleep parameters indicated as TIB, Time in bed; TST, total sleep time; SWS, slow-wave sleep; REM, rapid eye movement; N1, non-rapid eye movement sleep stage 1; N2, non-rapid eye movement sleep stage 2; WASO, wake after sleep onset; SE, sleep efficiency. Values are mean ± SE in minutes (n = 10). p; one-way repeated measures ANOVA.