Table 3.

Frequency distributions of the patients’ sleep pattern and sleep affecting factors

Items		N	%
Sleep pattern	Well ordered	31	45.6
	Partly disordered	18	26.5
	Disorderly	19	27.9
The effect of light on sleep	Never	1	1.5
	Rarely	14	20.6
	Sometime	34	50
	Always	19	27.9
The impact of noise on nocturnal sleep	Never	1	1.5
	Rarely	17	25
	Sometime	31	45.6
	Always	19	27.9
Waking up to take the drug	Never	52	76.5
	Rarely	14	20.6
	Mostly	2	2.9
To take a nap during the day	Never	13	19.1
	Once in a day	50	73.5
	Twice or more in a day	5	7.4
Duration of daily sleep	2 hours or less	64	94.1
	More than 2 hours	4	5.9
Awakening for going to the toilet	Never	9	13.2
	Once in a night	31	45.6
	Twice or more in a night	28	41.2