High Prevalence of Sleep Disturbance in Cirrhosis

Table 1. Characteristics of Sleep Among Groups

	Cirrhosis			Chronic Renal Failure			Healthy Controls
	Satisfactory Sleep	Unsatisfactory Sleep	Total	Satisfactory Sleep	Unsatisfactory Sleep	Total	Satisfactory Sleep	Unsatisfactory Sleep	Total

Number	23	21	44	27	17	44	42	2	44
Sleeping time <6 h/night	4	14^*	18	2	9^*	11	5	0	5
Sleep latency >30 min	2	11^*	13	4	9^*	13	2	0	2
Awakenings (episodes/night)	2.3 ± 0.3	3.3 ± 0.3	2.7 ± 0.2	1.9 ± 0.2	2.9 ± 0.3^*	2.3 ± 0.2	0.9 ± 0.1	1	0.9 ± 0.1
Daytime sleepiness (episodes/wk)^§	1.7 ± 0.3	4.1 ± 0.6^*	2.8 ± 0.4	1.4 ± 0.4	3.7 ± 0.6^*	2.3 ± 0.4	0.5 ± 1.1	0	0.5 ± 1.1
Daytime naps (min/day)	19 ± 3	49 ± 9	34 ± 5	31 ± 1	71 ± 3^*	46 ± 8	7 ± 2	0	7 ± 2

*^ P < .01 and P < .05 between satisfactory and unsatisfactory sleep. P < .01 healthy individuals vs. CRF and cirrhosis. ^§ Falling asleep or struggling to stay awake during daytime.**