Small sample; probability of detecting a 20% difference in efficacy between two techniques only 0.67. 20 Fluoroscopic AVNRT None stated No acute or N/A N/A HA of mapping mapping vs. long-term mapping 2003 (n=10) (n=10) fluoroscopy: 8.9±2.2 mo) offers (118) complications significantly Fluoroscopic or arrhythmia shorter and duration: recurrence in procedure 12.6±6.8 vs. either group and 35.9±18.3 fluoroscopy mapping min, p<0.001 times, improving the in Fluoroscopic efficiency of guiding exposure the procedure catheter (0.7±0.5 vs. and reducing ablation 9.6±5.0 min; X-ray of p<0.001 exposure. AVNRT Total Small sample procedure size, curious time: lack of side 83.6±23.6 vs. effects. 114±19.3 min, p=0.008 Cost higher w/ Total fluoroscopic mapping exposure: catheter, but 4.2±1.4 vs. likely 15.9±-6.4 offset by min, p<0.001 potential for improved Number of RF efficiency, pt applications: throughput 2.7±1.6 vs. and X-ray 5±2.8, exposure from p=0.018, reductions in procedure Duration of and RF: fluoroscopy 165.3±181.6 times.
Small sample; probability of detecting a 20% difference in efficacy between two techniques only 0.67. HA 2003 (118) of and mapping in guiding catheter ablation of AVNRT 20 mapping (n=10) Fluoroscopic mapping (n=10) AVNRT None stated vs. fluoroscopy: Fluoroscopic duration: 12.6±6.8 vs. 35.9±18.3 min, p<0.001 Fluoroscopic exposure (0.7±0.5 vs. 9.6±5.0 min; p<0.001 Total procedure time: 83.6±23.6 vs. 114±19.3 min, p=0.008 Total fluoroscopic exposure: 4.2±1.4 vs. 15.9±-6.4 min, p<0.001 Number of RF applications: 2.7±1.6 vs. 5±2.8, p=0.018, Duration of RF: 165.3±181.6 No acute or long-term 8.9±2.2 mo) complications or arrhythmia recurrence in either group N/A N/A mapping offers significantly shorter procedure and fluoroscopy times, improving the efficiency of the procedure and reducing X-ray exposure. Small sample size, curious lack of side effects. Cost higher w/ mapping catheter, but likely offset by potential for improved efficiency, pt throughput and X-ray exposure from reductions in procedure and fluoroscopy times.
2015_SVT_Evidence_Tables_Data_Supplement.docx