Table 1. Sample description.

Variables		Mean ± SD	N (%)
Age		36.3 ± 9.1	-
No children		2.3 ± 1.3	-
Education
	Undergraduate	-	213 (65.5%)
	Postgraduate	-	112 (34.5%)
Work experience		42.7 ± 5.3	-
Physical activity
	Low	-	215 (66.2%)
	High/Moderate	-	110 (33.8%)
General health
	Excellent	-	34 (10.5%)
	Good	-	190 (58.5%)
	Fair	-	90 (27.7%)
	Poor	-	10 (3.1%)
	Veery poor	-	1 (0.3%)
Outpatient visit		3.66 ± 3.90	-
BMI		25.3 ± 24.9	-
Hospitalization		0.32 ± 0.67	-
Longstanding Health problem	Health problem	-	22 (6.8%)
Sleep disturbance		13.2 ± 3.40	-
Age category
	20–29	-	102 (31.4)
	30–39	-	123 (37.8)
	>40	-	100 (30.8)