Table 2. The meta-analysis results of association between Cyclooxygenase-2 polymorphisms and hepatocellular carcinoma risk.

SNPs	Contrast model	OR(95%CL)	PA	Test for heterogeneity		publication bias (Egger’s test)
				I2 (%)	P	t	p
−1195G/A
	A vs G	1.118(0.947–1.319)	0.186	65.1	0.009	0.12	0.909
	GA vs GG	1.558(1.055–2.303)	0.026	72.5	0.001	1.31	0.247
	AA vs GG	1.466(1.194–1.801)	0.000	31.5	0.187	−0.26	0.808
	GA+AA vs GG	1.356(1.148–1.602)	0.000	23.4	0.251	2.10	0.090
	GG+GA vs AA	0.982(0.692–1.392)	0.917	82.1	0.000	0.71	0.508
+8473T/C
	C vs T	0.986(0.863–1.126)	0.833	0.0	0.682	0.02	0.989
	TC vs TT	0.927(0.752–1.144)	0.480	0.0	0.471	−0.34	0.790
	TC+CC vs TT	0.934(0.760–1.147)	0.513	0.0	0.497	−0.37	0.775
	TC+TT vs CC	0.764(0.482–1.210)	0.252	0.0	0.374	-	-
−765G/C
	C vs G	1.223(0.700–2.136)	0.480	41.38	0.000	−0.16	0.882
	GC vs GG	1.323(0.764–2.290)	0.317	85.2	0.000	−0.67	0.549
	CC vs GG	0.863(0.164–4.530)	0.861	13.56	0.001	−1.39	0.398
	GC+CC vs GG	1.269(0.710–2.274)	0.423	87.7	0.000	−0.85	0.460
	GG+GC vs CC	1.195(0.244–5.844)	0.826	12.63	0.002	1.18	0.447