Table 2.

Hierarchical regression analysis of neuroticism and extraversion over mental health.

	Step 1			Step 2			Step 3
	β	t	p	β	t	p	β	t	p
Neuroticism	.59	9.03	<.001	.51	7.27	<.001	.51	7.28	.001
Extraversion				−.19	−2.70	.008	−.19	−2.73	.007
NeuroxExtrav							.04	0.54	.591
˄R2	.338			.363			.360
R2	.585			.609			.610
F	81.55			46.04			30.65
p	<.001			<.001			<.001

Note. β = beta coefficient; t = t-Student; p = level of significance; ˄R² = increase of explained variance; R² = coefficient of determination; F=F of Snedecor.