Table 3.

Results of Hierarchical Regressions

Variable	Work Engagement			OCBs
	Model 1	Model 2	Model 3	Model 4	Model 5	Model 6
Age	0.25*	0.20*	0.17	0.11	0.07	−0.06
Tenure	−0.11	−0.03	−0.06	0.06	0.13	0.15*
Education	0.07	0.02	0.02	0.07	0.02	0.01
Position	0.20**	0.16**	0.13*	0.16*	0.13*	0.02
Workplace loneliness		−0.33**	−0.16		−0.31**	−0.09
Gender			−0.15**
Gender * Workplace loneliness			−0.23**
Work engagement						0.65**
R2	0.12	0.22	0.26	0.09	0.17	0.50
ΔR2	0.12	0.10	0.04	0.09	0.09	0.33
ΔF	9.65**	37.24**	7.44**	6.74**	29.38**	188.47**

Notes: N = 290; **p < 0.01, *p < 0.05.