Table 2 Univariate COX regression for MACCE and all-cause mortality in various serum LDL levels with 50 ≤ LDL-C < 70 as the reference group

LDL-C < 50 mg/dl

1.07 (0.88–1.29)

0.507

1.11 (0.95–1.28)

0.181

1.24 (0.97–1.58)

0.091

1.20 (0.78–1.85)

0.413

70 ≤ LDL-C < 100 mg/dl

0.87 (0.78–0.98)

0.025

0.96 (0.88–1.05)

0.352

1.11 (0.95–1.29)

0.196

0.97 (0.74–1.28)

0.839

LDL-C ≥ 100 mg/dl

0.70 (0.62–0.78)

 < 0.001

0.84 (0.76–0.91)

 < 0.001

1.07 (0.92–1.24)

0.37

0.98 (0.75–1.29)

0.907