Table 4.
Cox proportional hazard ratios (HR) for all-cause mortality.
| Categories | Model 1 | Model 2 | Model 3 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| HR (95%CI) | p-value | P for trend | HR (95%CI) | p-value | P for trend | HR (95%CI) | p-value | P for trend | |
| 30-day mortality | |||||||||
| Continuous variable per unit | 1.053 (1.019–1.090) | 0.002 | 1.062 (1.043–1.081) | <0.001 | 1.065 (1.044–1.087) | <0.001 | |||
| Quartile | 0.037 | 0.019 | 0.01 | ||||||
| Q1 (N = 248) | Ref | ||||||||
| Q2 (N = 248) | 1.85 (1.072–3.192) | 0.027 | 1.630 (0.992–2.676) | 0.054 | 1.735 (1.062–2.895) | 0.028 | |||
| Q3 (N = 248) | 2.21 (1.22–4.003) | 0.009 | 2.006 (1.243–3.238) | 0.004 | 2.061 (1.261–3.368) | 0.004 | |||
| Q4 (N = 247) | 2.649 (1.3–5.399) | 0.007 | 2.635 (1.658–4.188) | <0.001 | 2.806 (1.721–4.577) | <0.001 | |||
| 1-year mortality | |||||||||
| Continuous variable per unit | 1.058 (1.028–1.089) | <0.001 | 1.049 (1.028–1.070) | <0.001 | 1.051 (1.029–1.074) | <0.001 | |||
| Quartile | 0.049 | 0.026 | 0.013 | ||||||
| Q1 (N = 248) | Ref | ||||||||
| Q2 (N = 248) | 1.176 (0.844–1.640) | 0.338 | 1.227 (0.877–1.718) | 0.232 | 1.290 (0.919–1.809) | 0.141 | |||
| Q3 (N = 248) | 1.405 (1.018–1.938) | 0.039 | 1.493 (1.072–2.079) | 0.018 | 1.627 (1.161–2.279) | 0.005 | |||
| Q4 (N = 247) | 1.582 (1.153–2.172) | 0.005 | 1.548 (1.099–2.181) | 0.012 | 1.670 (1.184–2.356) | 0.003 | |||
Model 1: unadjusted Model 2: adjusted for age, sex, BMI Model 3: adjusted for age, sex, BMI, sepsis, dementia, BUN, PT-INR, calcium, hemoglobin, and mechanical ventilation.