Parameter Middle CTI: no sheath (n=152) Middle CTI: long sheath used (n=90) p value
Peak AI (Wgs) 549.2±103.5 523.4±99.6 0.058
Power (W) 45.0±4.9 44.5±4.1 0.44
Lesion duration (s) 30.9±13.2 25.5±14.3 0.0032
Contact force (g) 10.2±6.6 11.2±8.1 0.29
Impedance drop (Ohms) 8.2±7.4 10.4±7.1 0.024
Rate of impedance drop (Ohms/s) 0.15±0.12 0.23±0.16 <0.0001