Procedural Data
All patients (N= 114)
(+) Developed AF (N= 46)
(-) Developed AF (N= 68)
p value
Atrial flutter cycle length (ms) 263 + 120 276 + 172 254 + 64 0.9
RF time (min) 17.0 + 9.4 17.1 + 11.6 16.7 + 7.0 0.9
CTI block time (ms) 158 + 58 161 + 59 156 + 58 0.9
AV node wenckebach (ms) 441 + 127 428 + 132 451 + 123 0.1
Atrial effective refractory period (ms) 278 + 99 296 + 126 258 + 60 0.9
AV nodal effective refractory period (ms) 367 + 138 339 + 84 386 + 165 0.5
Fluoroscopy time (min) 14.4 + 11.9 15.1 + 15.8 14 + 8.6 0.5
Fluoroscopy dose (mGy) 302 + 325 274 + 387 321 + 278 0.1
Procedural duration (min) 80 + 50 83 + 71 78 + 32 0.9