Table 3.

Hierarchical regression analysis with psychological capital as output variable.

Output Variable		Psychological Capital
Input Variables	β	R2	ΔR2
Step 1
Age	0.33 *	0.10	0.10 *
Step 2
Age	0.24 *
Emotional exhaustion	−0.03 (ns)
Cynicism	−0.10 (ns)
Self-efficacy	0.44 **	0.24	0.18 **
Step 3
Age	0.23 *
Emotional exhaustion	−0.01 (ns)
Cynicism	−0.10 (ns)
Self-efficacy	0.18 **	0.24	0.00

* p < 0.05, ** p < 0.01.