Table 5. Factors affecting the risk of atrial fibrillation occurrence in a logistic regression analysis among all studied patients (Chi² = 33.7 p < 0.001).

Risk factor	Estimation	Standard error	OR; 95%CI	p value
Constant	-3.42	2.28	0.03; 0.00-2.93	0.14
Statins use	-2	0.50	0.14; 0.05-0.36	< 0.001
Smoking habit	0.66	0.19	1.93; 1.32-2.83	< 0.001
Past myocardial infarction	1.34	0.51	3.82; 1.41-10.33	0.008
CCI	0.26	0.10	1.30; 1.08-1.57	0.005
Fat mass (%)	0.10	0.023	1.10; 1.05-1.15	< 0.001
Left atrium diameter (mm)	0.13	0.03	1.14; 1.07-1.22	< 0.001
Left ventricular ejection fraction (%)	-0.07	0.02	0.93; 0.89-0.97	0.005

CCI, Charlson Comorbidity Index; CI, confidence interval; OR, odds ratio.