Table 1.

Demographic characteristics of the participants (N = 54).

Demographic Factors		n	%
Gender	Male	19	35.2
	Female	35	64.8
Marital status*	Single	33	61.1
	Married	20	37.0
Smoking*	Yes	7	13.0
	No	46	85.1
Living arrangement*	With family	50	92.6
	With friend	3	5.6
Shift	Morning	47	87.0
	Rotational	7	13.0
Income sources*	Allowance	28	51.9
	Allowance and family support	25	46.3
Age (in years)	≤ 23	43	79.6
	> 23	11	20.4
Expenditure*	≤ 2400 Saudi riyals	21	38.9
	> 2400 Saudi riyals	21	38.9

*Missing values.