Table 2.

Meta-analysis of the association between cyclin D1 G807A polymorphism and nasopharyngeal cancer risk.

Comparisons	Odds ratio	95% confidence interval	P value	Heterogeneity		Effects model
				I 2	P value
A versus G	1.010	0.628–1.622	0.969	90.5%	0.000	Random
Asians	1.221	0.647–2.304	0.538	91.7%	0.000
Caucasians	0.754	0.589–0.967	0.026	0.0%	0.989
AA versus GG	0.976	0.368–2.592	0.961	90.2%	0.000	Random
Asians	1.475	0.407–5.345	0.554	90.7%	0.000
Caucasians	0.524	0.317–0.865	0.011	0.0%	0.968
GA versus GG	0.811	0.460–1.429	0.469	77.6%	0.001	Random
Asians	1.236	0.791–1.913	0.353	42.6%	0.175
Caucasians	0.467	0.299–0.730	0.001	0.0%	0.730
GA + AA versus GG	0.856	0.430–1.707	0.660	86.6%	0.000	Random
Asians	1.277	0.631–2.584	0.497	78.4%	0.010
Caucasians	0.487	0.319–0.741	0.001	0.0%	0.804