Fig. 2From: Association of left atrial strain by cardiovascular magnetic resonance with recurrence of atrial fibrillation following catheter ablationCox-proportional hazard model for survival free of atrial fibrillation by tertiles of baseline reservoir strain (ℇR), adjusted for age, gender, hypertension, and obstructive sleep apnea. Tertiles one, two, three corresponded to a baseline ℇR of < 21, 21–27 and > 27, respectivelyBack to article page