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Table 2 Comparison of sleep scores between groups

From: Effects of earplugs and eye masks combined with relaxing music on sleep, melatonin and cortisol levels in ICU patients: a randomized controlled trial

Variables, mean ± SD

Intervention group

Control group

P - value

Depth

26.7 ± 21.5

55.5 ± 27.4

0.00

Latency (time to fall asleep)

23.7 ± 17.4

60.4 ± 25.9

0.00

Number of awakenings

25.3 ± 16.2

51.2 ± 26.7

0.00

Efficiency (percent of time awake)

21.7 ± 20.9

63.4 ± 21.9

0.00

Perceived quality

23.7 ± 20.6

54.0 ± 25.5

0.00

Perceived nighttime noise

25.0 ± 24.0

40.2 ± 28.8

0.047