4.

meta回归分析异质性的来源

Possible sources of heterogeneity of meta-analysis

	ProGRP				NSE
	Coef	Z	P		Coef	Z	P
Coef: coefficient.
Republic year	-0.042	-0.92	0.355		-0.007	-0.12	0.907
Cases	0.000	0.05	0.963		0.001	1.2	0.229
Study type	-0.107	-0.39	0.700		-0.141	-0.42	0.673
Consecutive or random	0.148	0.31	0.760		0.421	0.76	0.449
Blinded design	0.815	1.80	0.072		0.740	1.29	0.198
Assay method	-0.427	-0.80	0.423		1.163	2.54	0.011