Table 3.

Binary logistic regression analysis to identify predictors of PoAF.

	Univariate Analysis			Multivariate analysis
Variables	P	Exp(B) Odds ratio	95% C.I. Lower  Upper	P	Exp(B) Odds ratio	95% C.I. Lower Upper
Age	0.091	1.032	0.995-1.071
Age ≥ 65 years	0.037	0.402	0.171 - .946	0.013	3.525	1.310-9.483
HT	0.424	1.379	0.628-3.029
DM	0.687	1.176	0.534-2.593
EF	0.609	1.011	0.969-1.055
LAD	0.700	1.019	0.927-1.120
25(OH) Vitamin D	0.002	0.867	0.793 - .949	0.001	0.855	0.780-0.938
CPB time	0.742	1.003	0.984 -1.023

25(OH) vitamin D = 25-hydroxy vitamin D; CPB=cardiopulmonary bypass; DM=diabetes mellitus; EF=ejection fraction; HT=hypertension; LAD=left atrium diameter; PoAF=postoperative atrial fibrillation