Table 3 Multivariable-adjusted hazard ratios and 95% confidence intervals of baseline characteristics for all-cause mortality

Gender (female = 1, male = 2)

2 vs 1

1.43 (1.04–1.98)

0.027

Age (per 1 year)

–

1.09 (1.08–1.11)

<  0.001

Body mass index categories (<  18.5 kg/m² = 1, 18.5–24.9 kg/m² = 2, ≥ 25.0 kg/m² = 3)

2 vs 1

3 vs 1

0.51 (0.35–0.75)

0.40 (0.26–0.63)

0.001

<  0.001

Smoking habits (non = 1, ex = 2, light = 3, heavy = 4)

2 vs 1

3 vs 1

4 vs 1

1.29 (0.97–1.72)

0.34 (0.11–1.07)

0.97 (0.50–1.90)

0.085

0.064

0.934

Drinking habits (non = 1, occasional = 2, light = 3, heavy = 4)

2 vs 1

3 vs 1

4 vs 1

1.02 (0.76–1.38)

0.85 (0.59–1.23)

0.95 (0.61–1.49)

0.880

0.394

0.834

History of cardiovascular disease (no = 1, yes = 2)

2 vs 1

1.33 (0.99–1.80)

0.061

Hypertension (no = 1, yes = 2)

2 vs 1

1.09 (0.84–1.40)

0.528

Hypertriglyceridemia (no = 1, yes = 2)

2 vs 1

0.92 (0.67–1.26)

0.604

Low HDL-cholesterolemia (no = 1, yes = 2)

2 vs 1

0.54 (0.29–1.00)

0.052

LDL cholesterol categories (<  70 mg/dL = 1, 70–92 mg/dL = 2, 93–143 mg/dL = 3, ≥ 144 mg/dL = 4)

1 vs 4

2 vs 4

3 vs 4

2.54 (1.58–4.07)

1.71 (1.15–2.54)

1.21 (0.87–1.68)

<  0.001

0.008

0.250

Lipid-lowering medication (no = 1, yes = 2)

2 vs 1

0.89 (0.60–1.31)

0.551

Diabetes (no = 1, yes = 2)

2 vs 1

1.66 (1.23–2.23)

0.001

Chronic kidney disease (no = 1, yes = 2)

2 vs 1

0.93 (0.69–1.27)

0.659

Hyperuricemia (no = 1, yes = 2)

2 vs 1

1.17 (0.85–1.60)

0.337