Primary outcomes Sensitivity analysis Sensitivity analysis P for egger’s test
Lower range Upper range
Procedural success 1.00 (95% CI, 0.99-1.02) 1.01 (95% CI:1.00,1.03) 0.208
Pooled rate of procedural success in ICE group 0.98 (95% CI: 0.97,0.99) 0.99 (95% CI: 0.98,1.00) 0.959
Total procedure time -7.80 (95% CI: -18.72,3.11) -1.35 (95% CI: -10.13,7.44) 0.535
Contrast volume -4.81 (95% CI: -15.29,5.66) 1.26 (95% CI: -8.55,11.06) 0.371
Fluoroscopic time -0.72 (95% CI: -2.48,1.03) 0.07 (95% CI: -1.74,1.87) 0.941
procedural complications 0.70(95%CI:0.45,1.10) 0.87(95%CI:0.61,1.25) 0.696
long-term adverse events 0.84(95%CI:0.62,1.13) 0.93(95%CI:0.54,1.60) 0.094