Table 2.

Effect size and its heterogeneity test and publication bias test

Outcome Variable	k	N	r	Heterogeneity test			Publication bias test
				Q	df	I2	Egger’s intercept	SE	95%CI	P
Positive coping style	27	17,132	− 0.02	140.27**	26	81.5%	0.36	1.52	[− 2.77, 3.48]	0.82
Negative coping style	32	20,033	0.31**	474.33**	31	93.5%	1.13	2.49	[− 3.96, 6.22]	0.65

**P < 0.01