Table 6.

Subgroup analysis of procedure-related complications.

Subgroup	No. of studies	HP		CP		RR (95% CI)	p-value
		Events	Patients	Events	Patients
CF-sensing catheter
With	8	5	1,405	9	969	0.63 (0.23, 1.75)	0.374
Without	5	23	353	19	294	0.96 (0.45, 2.02)	0.907
AI guided RF ablation
With	4	3	267	5	292	0.68 (0.17, 2.67)	0.586
Without	9	25	1,491	23	971	0.83 (0.47, 1.47)	0.528
Total	13	28	1,758	28	1,263	0.81 (0.48, 1.37)	0.428

HP, high-power ablation; CP, conventional-power ablation; CF, contact force; AI, ablation index; RF, radiofrequency; RR, risk ratios.