Stratified analysis for associations of rs6499600, rs16971436 and rs2106261 in ZFHX3 with AF risk.

CAD, coronary artery disease.aObtained in logistic regression models with adjustment for age, gender, hypertension, diabetes and coronary artery disease (the stratified factor in each stratum excluded).bP for heterogeneity test using the Chi-square-based Q test.cAge was divided into four sub-groups according to its median (60 years), lower quartile (51 years) and upper quartile (66 years).