Residual flow may increase the risk of adverse events in patients received combined catheter ablation and transcatheter left atrial appendage closure for nonvalvular atrial fibrillation: a meta-analysis

Table 3 Subgroups of follow-up residual flow

Subgroup		Pool incidence (%)	95% CI (%)	P
All-cause mortality	≤Mean	2.65	[1.19–5.78]	0.47
All-cause mortality	>Mean	1.70	[0.69–4.10]
Embolism	≤Mean	4.19	[2.26–7.63]	0.93
Embolism	>Mean	4.35	[2.28–8.15]
Follow-up bleeding event	≤Mean	5.46	[3.03–9.62]	0.36
Follow-up bleeding event	>Mean	7.51	[5.12–10.90]
AF recurrence	≤Mean	28.88	[23.21–35.30]	0.17
AF recurrence	>Mean	39.98	[25.87–55.98]

Mean, mean incidence rate of follow-up residual flow; AF atrial fibrillation, CI confidence interval

ISSN: 1471-2261