Table 3.

Hierarchical regression analyses for perceived stress, social support and Big Five personality traits influencing learning burnout (Emotional exhaustion) in medical students

Variables	Step 1		Step 2		Step 3		Step 4
	ß	p	ß	p	ß	p	ß	p
Covariates
Gender	-0.029	0.482	-0.028	0.417	-0.034	0.309	-0.004	0.893
Perceived stress			0.577	< 0.001	0.624	< 0.001	0.414	< 0.001
Social support					0.117	0.002	0.142	0.001
The Big Five personality traits
Neuroticism							0.152	0.009
Extroversion							-0.015	0.743
Openness							-0.047	0.300
Agreeableness							-0.181	< 0.001
Conscientiousness							0.024	0.669
F	0.494	0.482	144.995	< 0.001	101.498	< 0.001	46.027	< 0.001
R2	0.001		0.333		0.345		0.391
Adj.R2	-0.001		0.331		0.341		0.382
R2-changes	0.001		0.332		0.011		0.046

Abbreviations: Adj.R² Adjusted R², ß Standardized regression coefficient