Table 4.

Sleep quality amongst participants based on gender.

		Gender				p value
		Female		Male
		Count	N %	Count	N %
Overall sleep quality	Very bad	19	20.0%	2	2.1%
	Fairly bad	31	32.6%	12	12.6%	0.351
	Fairly good	20	21.1%	5	5.3%
	Very good	4	4.2%	2	2.1%
Frequency of difficulty in falling asleep within 30 minutes	Not during the past one month	29	30.9%	10	10.6%
	Less than once a week	9	9.6%	5	5.3%	0.329
	Once or twice a week	17	18.1%	2	2.1%
	Twice of three times a week	18	19.1%	4	4.3%
Frequency of waking up in the middle of the night or early morning	Not during the past one month	28	29.8%	9	9.6%
	Less than once a week	16	17.0%	6	6.4%	0.399
	Once or twice a week	15	16.0%	1	1.1%
	Twice of three times a week	14	14.9%	5	5.3%