Table 2.

Analysis of chained mediation model.

Regression equation		Index of overall fit			Significance of regression coefficient
Result variable	Prediction variable	R	R2	F	ß	LLCI	ULCI	t
Volunteering behavior		0.50	0.25	75.847**
	Gender				0.012	−0.030	0.054	0.56
	Age				0.075	0.042	0.107	4.46**
	Profession				0.001	−0.029	0.026	0.03
	education subject				−0.020	−0.047	0.008	−1.40
	psychological capital				0.256	0.223	0.289	15.34**
Perceived social support		0.56	0.32	106.74**
	Gender				0.17	0.077	0.258	3.63**
	Age				0.14	0.068	0.208	3.85**
	Profession				−0.10	−0.152	−0.049	−3.84**
	education subject				0.03	−0.037	0.081	0.73
	psychological capital				0.785	0.715	0.855	21.97**
Voluntary motivation		0.72	0.52	209.85**
	Gender				0.01	−0.057	0.081	0.34
	Age				0.04	−0.016	0.092	1.37
	Profession				0.01	−0.034	0.044	0.25
	education subject				−0.06	−0.100	−0.010	−2.40*
	perceived social support				0.327	0.293	0.371	14.62**
	psychological capital				0.553	0.489	0.616	17.06**
Volunteering behavior		0.51	0.25	56.54**
	Gender				0.01	−0.038	0.051	0.39
	Age				0.07	−0.016	0.092	4.17**
	Profession				0.002	−0.022	0.026	0.15
	education subject				−0.02	−0.044	−0.011	−1.12
	perceived social support				−0.003	−0.032	0.027	−0.17
	voluntary motivation				0.060	0.025	0.096	3.37**
	psychological capital				0.209	0.166	0.253	9.46**

^*p < 0.05;

^**p < 0.01.