Table 1.

Population characteristics and prevalence of diverse disorders in all subjects and in those who underwent polysomnography

	All subjects (N = 3282) N (%)	Polysomnography sample (N = 621) N (%)
Sex
Female	1668 (50.8)	320 (51.5)
Male	1614 (49.2)	301 (48.5)
Age (y)	41.7 ± 12.7	41.6 ± 12.8
Heart disease	211/3276 (6.4)	43/618 (7.0)
Hypertension	846/3281 (25.8)	172/621 (27.7)
Diabetes	207/3278 (6.3)	47/620 (7.6)
Thyroid disorders	256/3275 (7.8)	51/620 (8.2)
Cancer	153/3279 (4.7)	30/621 (4.8)
Ulcer	314/3273 (9.6)	48/620 (7.7)
Colitis	98/3263 (3.0)	19/617 (3.1)
Arthritis	817/3277 (24.9)	171/618 (27.7)
Migraines	778/3275 (23.8)	149/621 (24.0)
Asthma	420/3279 (12.8)	100/621 (16.1)
COPD	286/3273 (8.7)	54/616 (8.8)
Neurological problems	229/3270 (7.0)	60/621 (9.7)
Menstrual problems	393/1273 (23.6)	83/320 (25.9)