Forest plot of all-cause mortality (ACM) in CRT patient with AF comparing atrioventricular junction ablation (AVJA) versus no AVJA. AF, atrial fibrillation; CRT, cardiac resynchronisation therapy; NSR, normal sinus rhythm. Forest plot of all-cause mortality (ACM) in CRT patient with AF comparing atrioventricular junction ablation (AVJA) versus no AVJA. AF, atrial fibrillation; CRT, cardiac resynchronisation therapy; NSR, normal sinus rhythm. Usman Mustafa et al. Open Heart 2019;6:e000937 ©2019 by British Cardiovascular Society