Sleep Promotion among Critically Ill Patients: Earplugs/Eye Mask versus Ocean Sound—A Randomized Controlled Trial Study

Table 8

Comparison of sleep quality among group 2 (N = 30).

Time points	Mean difference	SEMD	value
1^st and 2^nd night; 1^st and 3^rd night; 1^st and 4^th night	9.9; 1.8; 13.53	1.14; 1.04; 1.30	0.001; 0.87; 0.001
2^nd and 3^rd night; 2^nd and 4^th night	−8.1; 3.6	0.89; 0.98	0.001; 0.001
3^rd and 4^th night	11.73	1.09	0.001

Post hoc test .