Table 5.

Multiple linear regression analysis showing the effect of different factors on depression (n = 237).

Variable	B	Standardized coefficients beta	t	p	95% CI
					LL	UL
Age	−0.320	−0.090	−1.095	0.275	−0.895	0.256
GPA	−0.171	−0.024	−0.481	0.631	−0.874	0.531
Study year	1.149	0.254	2.413	0.003*	0.394	1.904
Residence	−1.569	−0.082	−1.685	0.093	−3.403	0.266
Sleep problem	1.676	0.165	3.088	0.002*	−0.607	2.764
Teachers’ stress	0.051	0.080	1.076	0.283	−0.042	0.143
Results stress	0.064	0.065	0.906	0.366	−0.075	0.202
Test stress	−0.100	−0.090	−1.080	0.281	−0.284	0.084
Studying in group stress	0.344	0.347	4.873	<0.001*	0.205	0.484
Peer stress	0.032	0.024	0.340	0.734	−0.153	0.216
Time-management stress	0.066	0.046	0.584	0.560	−0.156	0.288
Self-inflicted stress	0.248	0.206	2.345	0.020*	0.040	0.457
R2 = 0.490, F = 17.916, p < 0.001

F, p, f and p values for the model.

R², coefficient of determination.

B, unstandardized coefficients.

Beta, standardized coefficients.

t, t-test of significance.

LL, lower limit; UL, upper limit.