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. Author manuscript; available in PMC: 2024 Nov 1.

Published in final edited form as: J Affect Disord. 2023 Aug 6;340:412–419. doi: 10.1016/j.jad.2023.07.116

Table 2.

Means and standard deviations of polysomnographic variables, by group and condition.

	HC (n=7)		MDD (n=27)
	Baseline	Recovery	Baseline	Recovery
Total Sleep Time (min)	427.84 (56.83)^*	606.14 (77.82)^*	461.76 (54.82)^*	638.32 (79.21)^*
Sleep Efficiency (%)	79.3 (10.50)	84.19 (10.83)	85.52 (10.16)^*	89.47 (9.84)^*
Sleep Latency (min)	20.43 (22.48)	4.86 (3.08) ^†	21.15 (28.24)	18.02 (23.76) ^†
% Stage 1	4.66 (1.17)	4.37 (3.48)	3.96 (3.04)^*	2.31 (1.14)^*
% Stage 2	48.97 (9.10)	48.29 (8.33)	48.25 (6.73)^*	45.90 (7.82)^*
% Slow-wave Sleep	23.7 (9.68)	26.07 (6.95)	21.47 (7.71)^*	24.82 (8.02)^*
REM (%)	22.64 (3.18)	21.29 (5.16)	26.33 (5.49)	26.98 (7.25)
REM Latency (min)	75.79 (17.44)	101.21 (52.12)	59.43 (31.66)	58.11 (28.33)

^†

denotes significant group difference

^*

denotes significant, within group condition difference