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A, Kaplan‐Meier survival curves for homocysteine, the cutoff points for homocysteine 14 µmol/L in men, and 12 µmol/L in women, respectively. B, Kaplan‐Meier survival curves for UA; the cut points for UA were 420 μmol/L in men and 320 μmol/L in women, respectively. Hcy indicates homocysteine; SCAF, subclinical atrial fibrillation; and UA, uric acid.
