Table 2.

Meta-analysis GSTT1 polymorphism

Variables	Geentic Model	N	Cases/Controls	Test of Association		Test of Heterogeneity
				OR	95% CI	PHet	I2 (%)
ALL	NULL vs. ACTIVE	14	3,043/2,972	1.01	(0.89, 1.14)	0.996	0.0
CAUCASIAN	NULL vs. ACTIVE	12	2,851/2,773	0.99	(0.87, 1.13)	0.990	0.0
EAST ASIAN	NULL vs. ACTIVE	2	192/199	1.12	(0.79, 1.59)	0.951	0.0
BCC	NULL vs. ACTIVE	8	1,168/1,673	1.01	(0.85, 1.19)	0.806	0.0
SCC	NULL vs. ACTIVE	6	295/900	1.03	(0.81, 1.32)	0.579	0.0
MM	NULL vs. ACTIVE	7	1,725/1,549	0.98	(0.82, 1.17)	0.909	0.0