Table 2.

Hierarchical regression analysis for acute stress disorder (ASD)

	Model 1 Standardized β	Model 2 Standardized β	Model 3 Standardized β
Entire Sample (n = 7800)
Years in college (1 = Freshman)	.021	.023*	.023
Gender (1 = Male)	−.001	.003	−.004
Health	−.305***	−.270***	−.256***
Major (1 = Health-related)	−.050***	−.040***	−.037**
Stressor #1		.048***	.037**
Stressor #2		.056***	.010
Stressor #3		−.163***	−.166***
Stressor #4		.069****	.052***
Stressor #5		.120***	.099***
Stressor #6			.159***
R2	.094	.145	.166
ΔR2		.051	.021
10% Random Sample (n = 780)
Years in college (1 = Freshman)	−.013	−.005	−.015
Gender (1 = Male)	.010	.043	.029
Health	−.236***	−.186***	−.181***
Major (1 = Health-related)	−.085*	−.068	−.065
Stressor #1		.113**	.100**
Stressor #2		−.003	−.053
Stressor #3		−.114**	−.118**
Stressor #4		.074*	.067
Stressor #5		.130***	.102**
Stressor #6			.165***
R2	.060	.120	.143
ΔR2		.060	.023
Hubei Students (n = 226)
Years in college (1 = Freshman)	.086	.051	.071
Gender (1 = Male)	−.032	−.044	−.048
Health	−.253***	−.235***	−.217**
Major (1 = Health-related)	−.054	−.045	−.051
Stressor #1		.035	.016
Stressor #2		.051	.012
Stressor #3		−.219**	−.221**
Stressor #4		.166*	.145*
Stressor #5		.051	.020
Stressor #6			.196**
R2	.074	.130	.164
ΔR2		.056	.034

Note:

Stressor #1: Family or relatives are diagnosed or pending diagnosis

Stressor #2: Chaos in daily schedule due to the lockdown

Stressor #3: Information on the severity and high infectability of the virus

Stressor #4: Negative news from the authorities

Stressor #5: Family conflict caused by the epidemic/lockdown

Stressor #6: Uncertainty from various information about the virus or outbreak

*p < .05; **p < .01; *** p < .001