Table 3.

Risk of AF progression in the original cohort and the matched cohort.

	No. of patients with event	Event rate	HR (95% CI)	P
Before matching
ARB	33	29.2%	Ref.
ARNI	6	10.5%	0.34 (0.14, 0.81)	0.015
After matching
ARB	17	36.2%	Ref.
ARNI	5	10.6%	0.32 (0.12, 0.88)	0.016

AF atrial fibrillation, ARB angiotensin receptor blocker, ARNI Angiotensin receptor- neprilysin inhibitor, HR hazard ratio, CI confidence interval.