Table 2.

Genotypic distribution of TIMP-2-418G/C gene polymorphism

Comparisons	Heterogeneity analysis		Model for the meta-analysis
	Pheterogeneity	I2 (%)
TIMP-2-418G/C
C vs G	0.003	72.3	Random
CC vs GG	0.002	75.8	Random
GC vs GG	0.504	0.0	Fixed
CC + GC vs GG	0.067	51.6	Random
CC vs GG + GC	0.005	73.4	Random
TIMP-2-303G/A
A vs G	0.934	0.0	Fixed
AA vs GG	0.683	0.0	Fixed
GA vs GG	0.391	0.2	Fixed
AA + GA vs GG	0.710	0.0	Fixed
AA vs GG + GA	0.632	0.0	Fixed