TABLE 1.

Association among sociodemographic variables and mental health impact (n = 5,558).

Variables	n (%)	Depression				Anxiety				Stress
		R 2	AR2	OR	95% CI	R 2	AR2	OR	95% CI	R 2	AR2	OR	95% CI
Gender
Male	2,585 (46.51)	0.011	0.015	1.551**	1.388-1.732	0.013	0.018	1.614**	1.446-1.802	0.003	0.004	1.310**	1.140-1.506
Female	2,973 (53.49)			Ref.				Ref.				Ref.
Types of school
Non-medical	1,443 (25.96)	0.013	0.018	1.712**	1.514-1.936	0.014	0.020	1.757**	1.554-1.985	0.013	0.022	1.933**	1.668-2.240
Medical	4,115 (74.04)			Ref.				Ref.				Ref.
Grade
Third-year	1,686 (30.34)	0.001	0.002	1.192*	1.037-1.370	0.0002	0.0003	1.033	0.905-1.178	0.005	0.008	1.406**	1.180-1.675
Second-year	2,061 (37.08)			1.117	0.978-1.276			1.081	0.942-1.241			1.601**	1.338-1.916
First-year	1,811 (32.58)			Ref.				Ref.				Ref.
Birthplace
City	1,234 (22.20)	0.001	0.001	0.893	0.776-1.027	0.001	0.002	0.826*	0.718-0.950	0.001	0.001	1.040	0.875-1.237
Town	1,389 (24.99)			0.880	0.769-1.007			0.909	0.796-1.038			0.855	0.718-1.017
Village 2935 (52.81)	2,935 (52.81)			Ref.				Ref.				Ref.

*P-value < 0.05. **P-value < 0.001. R², R-squared; AR², Adjusted R-squared; CI, Confidence interval.