GSTM1 and anemia (phenotype): These findings were similar in the preserved CAVI group (Hb: MACE: 12.4 g/dL vs. non‐MACE: 14.0 g/dL, p = .019; the proportion of those with anemia: MACE: 57.1% vs. non‐MACE: 22.9%, p = .041).