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Forest plot of predictors of left ventricular dysfunction in R14del-positive patients. (*Statistical significance including age (p = 0.004), low-voltage QRS (p = 0.002), T‑wave inversion (p = 0.012), late potentials (p = 0.009), and frequent premature ventricular complexes (PVCs) (p = 0.002). SAECG signal-averaged ECG)
