Table 3.

Sleep quality and quantity by sex.

	Men		Women
PSQI Components	Mean (SD)	N (%)	Mean (SD)	N (%)
Global Score	6.3 (3.2)		7.1 (3.8)
Good (≤ 5)		124 (46.1)		44 (42.7)
Poor (> 5)		145 (53.9)		59 (57.3)
6 – 8		76 (28.5)		20 (19.6)
≥ 9		69 (25.8)		39 (38.2)
Sleep duration, hours	6.1 (1.2)		6.1 (1.2)
Sleep latency, minutes	22.7 (18.1)		23.5 (16.9)
Subscales*
Subjective sleep quality	1.4 (0.7)		1.4 (0.9)
Sleep latency	1.1 (1.0)		1.2 (1.1)
Sleep duration	1.1 (0.9)		1.0 (1.0)
Habitual sleep efficiency	0.4 (0.8)		0.6 (0.9)
Sleep disturbances	1.3 (0.6)		1.4 (0.6)
Use of medication	0.3 (0.8)		0.4 (0.8)
Daytime dysfunction	0.8 (0.7)		1.0 (0.8)

^*Scores range from 0 (better) to 3 (worse).