Initial pooled estimates and stratified analysis for the association between polymorphisms and CAD.

Abbreviations: N, Number of studies OR, Odds ratio; 95% CI, 95% confidence interval; REM, random-effects model; FEM, fix-effects model.缩写说明：N为研究数量（Number of studies）的缩写；OR为比值比（Odds ratio）的缩写；95% CI为95%置信区间（95% confidence interval）的缩写；REM为随机效应模型（random-effects model）的缩写；FEM为固定效应模型（fix-effects model）的缩写。