Table 1. Baseline Characteristics between Dofetilide and Sotalol groups (n = 378).

Data were represented as mean ± standard deviation or counts (percentage)

Characteristics	Dofetilide (n = 298)	Sotalol (n = 80)	p value
Demographics
Age (years)	64 ± 10.3	64 ± 11.6	0.46
Gender: Male (%)	205 (68.8%)	46 (57.5%)	0.06
Race: Caucasian (%)	270 (90.6%)	71 (88.7%)	0.14
Body Mass Index (BMI)	33 ± 7.4	33 ± 7.8	0.90
Co morbidities
Paroxysmal AF	183 (61.4%)	50 (62.5%)	0.22
Hypertension	252 (84.5%)	67 (83.7%)	1.00
Diabetes mellitus	63 (21.1%)	20 (25%)	0.45
Hyperlipidemia	218 (73.1%)	66 (82.5%)	0.08
Coronary artery disease	93 (31.2%)	41 (51.2%)	0.001
Stroke/Transient ischemic attack	25 (8.4%)	10 (12.5%)	0.10
Medication
Beta Blockers	89 (29.0%)	28 (35.0%)	0.57
Calcium Channel Blocker	165 (55.5%)	56 (70.0%)	0.01
ACE Inhibitor/ARB	89 (29.0%)	28 (35.0%)	0.57
Labs
Creatinine Clearance (ml/min)	105.2 ± 41.2	102.3 ± 37.4	0.58
Baseline Potassium level (mEq/L)	4.12 ± 0.41	4.17 ± 0.36	0.90
Baseline Magnesium level (mEq/L)	2.11 ± 1.1	2.0 ± 0.18	0.38
EKG/Echo
Sinus rhythm on arrival	83 (27.8%)	32 (40%)	0.03
Baseline QTc (msec)	448.9 ± 33.2	444 ± 42.6	0.35
Left Atrial Size (cm)	4.53 ± 0.8	5.45 ± 0.60	0.73
Left ventricle Ejection Fraction (%)	51.7 ± 12	52.5 ± 12.6	0.65