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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