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Multivariate adjusted hazard ratio with 95% CI for SCD associated with mean spatial TT′ angle, modeled as a continuous variable using quadratic splines in left ventricular hypertrophy–free (A) men, (B) women, (C) participants aged <55 years, and (D) participants aged ≥55 years. deg indicates degrees; SCD, sudden cardiac death; TT′ angle, angle between consecutive T‐wave vectors.
