Table 1. Participant’s characteristics.

Variables		Total (%)
		n = 7531
Age range (years)	18–24	3124 (41.5%)
	25–44	2338 (31%)
	45–65	1686 (22.4%)
	> 65	383 (5.1%)
Gender	Male	3505 (46.5%)
	Female	4026 (53.5%)
Marital status	Single	3984 (52.9%)
	Married	2825 (37.5%)
	In relationship	500 (6.6%)
	Widow	222 (2.9%)
Do you have health insurance?	Yes	1489 (19.8%)
	No	6042 (80.2%)
Educational level	No formal education	324 (4.3%)
	Elementary school	422 (5.6%)
	Secondary school	550 (7.3%)
	Highschool	782 (10.4%)
	University student	2906 (38.6%)
	University graduate	1908 (25.3%)
	Postgraduate degree	639 (8.5%)
Do you work or study in the healthcare system	Yes	2595 (34.5%)
	No	4936 (65.5%)
Mother’s educational level	No formal education	1225 (16.3%)
	Primary school	1834 (24.4%)
	Secondary school	1656 (22%)
	University degree	2625 (34.9%)
	Postgraduate degree	191 (2.5%)
Father’s educational level	No formal education	760 (10.1%)
	Primary school	1971 (26.2%)
	Secondary school	1512 (20.1%)
	University degree	2776 (36.9%)
	Postgraduate degree	512 (6.8%)
Residency	City	5711 (75.8%)
	Countryside	1820 (24.2%)
Geographical origin	Eastern Syria	365 (4.8%)
	Northern Syria	1272 (16.9%)
	Middle Syria	4376 (58.1%)
	Southern Syria	353 (4.7%)
	Western Syria	1165 (15.5%)
Financial status	Low	1268 (16.8%)
	Middle	3241 (43%)
	Good	2651 (35.2%)
	Excellent	371 (4.9%)
Employment	Unemployed	1635 (21.7%)
	Part-time job	1114 (14.8%)
	Full-time job	1688 (22.4%)
	Student	2653 (35.2%)
	Student + Part-time job	290 (3.9%)
	Student + Full-time job	131 (1.7%)
	Part-time + Full-time jobs	20 (0.3%)