Table 4.

Multivariate analysis: rhythm- vs rate-control drug use for treatment of atrial fibrillation (AF): primary and secondary outcomes at 12 months

Variable (multivariate)	Recurrent AF-related ED visits
	OR (95% CI)	P
Rhythm-control group	2.16 (1.17, 3.98)	0.0141
Age (per y)	0.98 (0.95, 1.01)	0.1909
Female	2.05 (1.24, 3.37)	0.0050
CHADS2 score	0.87 (0.70, 1.07)	0.1867
Sleep apnea	1.09 (0.60, 2.00)	0.7775
Hypertension	0.86 (0.45, 1.65)	0.6552

CHADS₂, Congestive Heart Failure, Hypertension, Age ≥ 75, Diabetes, and Prior Stroke/Transient Ischemic Attack (doubled); CI, confidence interval; ED, emergency department; OR, odds ratio.