No Colchicine
(N=347) Colchicine
(N=1228) P-value
Sex (male)
234 (69%) 799 (65%) 0.2
Age (years, mean +/-SD)
63+/- 7 67+/- 8 <0.001
BMI (kg/m2, mean +/-SD)
31+/- 4 30+/- 3 0.091
Type of AF
<0.001
Paroxysmal 274 (82%) 851 (70%)
Persistent 60 (18%) 371 (30%)
Left Atrium Diameter (cm, mean +/-SD)
3.85 +/- 0.6 4.30 +/-0.5 0.2
Coronary Artery Disease (%)
63 (18%) 259 (21%) 0.2
Diabetes Mellitus (%)
58 (17%) 201 (16%) 0.9
Hypertension (%)
187 (54%) 740 (60%) 0.033
Obstructive Sleep Apnea (%)
66 (19%) 225 (18%) 0.8
Pre-procedure antiarrhythmic use
198 (61%) 882 (72%) <0.001
Procedural Details
CTI dependent Atrial Flutter
64 (18%) 248 (20%) 0.5
Additional Ablations Performed
145 (45%) 928 (76%) <0.001
Extra Vein Triggers Noted
13 (4.0%) 149 (12%) <0.001
Adenosine Used to Check for Dormant Conduction 215 (67%) 779 (63%) 0.2
Post-procedure Amiodarone use
111 (32%) 708 (58%) <0.001
Post-procedure Dronederone use
20 (5.8%) 105 (8.6%) 0.090