Table 2.
Cox proportional hazard ratios (HR) for all-cause mortality.
| Variables | Q1 | Q2 | Q3 | Q4 | CKMI | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| HR (95% CI) | p-value | HR (95% CI) | p-value | HR (95% CI) | p-value | HR (95% CI) | p-value | HR (95% CI) | p-value | |
| Hospital mortality | ||||||||||
| Model A | Ref. | – | 0.75 (0.52, 1.08) | 0.127 | 0.71 (0.47, 0.95) | 0.035 | 0.58 (0.37, 0.91) | 0.017 | 0.25 (0.08,0.77) | 0.016 |
| Model B | Ref. | – | 0.74 (0.51, 1.06) | 0.102 | 0.67 (0.45, 0.97) | 0.042 | 0.54 (0.34, 0.85) | 0.008 | 0.25 (0.08,0.76) | 0.015 |
| Model C | Ref. | – | 0.75 (0.51, 1.11) | 0.150 | 0.71 (0.45, 0.91) | 0.023 | 0.53 (0.32, 0.87) | 0.012 | 0.26 (0.07,0.93) | 0.038 |
| ICU mortality | ||||||||||
| Model A | Ref. | – | 0.72 (0.45, 1.15) | 0.166 | 0.46 (0.25, 0.83) | 0.010 | 0.52 (0.29, 0.93) | 0.029 | 0.14 (0.03,0.59) | 0.008 |
| Model B | Ref. | – | 0.71 (0.45, 1.13) | 0.151 | 0.44 (0.24, 0.81) | 0.008 | 0.49 (0.27, 0.88) | 0.018 | 0.15 (0.03,0.62) | 0.009 |
| Model C | Ref. | – | 0.74 (0.45, 1.21) | 0.234 | 0.42 (0.22, 0.79) | 0.007 | 0.44 (0.23, 0.85) | 0.014 | 0.13 (0.03,0.67) | 0.014 |
HRs, hazard ratios; CI, confidence interval; CKMI, cardiovascular-kidney-metabolic index; ICU, intensive care unit; BMI, body mass index; CHD, coronary heart disease; CHF, congestive heart failure; WBC, white blood cell; RBC, red blood cell; HbA1c, hemoglobin A1c; ALT, alanine aminotransferase. Model A: unadjusted covariates. Model B: adjusted by age and BMI. Model C: adjusted by age, BMI, CHD, CHF, hypertension, diabetes, stroke, sepsis, WBC, RBC, hemoglobin, albumin, HbA1c, and ALT.