Table 4.
Cox regression analysis of chosen variables for predicting overall mortality.
| Variable | Univariable | Multivariable | ||
|---|---|---|---|---|
| Crude HR (95% CI) | p-Value | Adjusted HR (95% CI) | p-Value | |
| High CONUT | 1.645 (1.157, 2.340) | 0.006 | 1.777 (1.182, 2.669) | 0.006 |
| Age (years) | 1.000 (0.991, 1.010) | 0.998 | ||
| Sex (Female) | 0.906 (0.713, 1.151) | 0.418 | ||
| BMI (kg/m2) | 0.951 (0.919, 0.984) | 0.004 | 0.985 (0.949, 1.022) | 0.416 |
| ASA PS class ≥ 3 | 1.314 (1.031, 1.675) | 0.027 | 1.120 (0.857, 1.463) | 0.408 |
| Hypertension | 1.073 (0.819, 1.405) | 0.611 | ||
| DM | 0.883 (0.610, 1.277) | 0.507 | ||
| CAOD | 0.839 (0.346, 2.033) | 0.697 | ||
| COPD | 0.446 (0.184, 1.081) | 0.074 | ||
| Old tuberculosis | 0.920 (0.455, 1.860) | 0.817 | ||
| Hepatitis | 0.884 (0.417, 1.872) | 0.747 | ||
| CKD | 1.302 (0.537, 3.160) | 0.559 | ||
| Anemia | 1.340 (1.055, 1.703) | 0.017 | 1.046 (0.801, 1.366) | 0.742 |
| Glucose (mg/dL) | 1.001 (0.996, 1.006) | 0.624 | ||
| Creatinine (mg/dL) | 1.155 (0.820, 1.629) | 0.410 | ||
| Operation Time (h) | 1.043 (1.006, 1.082) | 0.023 | 1.054 (1.004, 1.106) | 0.033 |
| Fluid input (mL/h) | 1.000 (0.999, 1.000) | 0.297 | ||
| Urine output (mL/h) | 0.999 (0.997, 1.000) | 0.088 | ||
| Transfused packed RBC (mL) | 1.000 (1.000, 1.001) | 0.011 | 1.000 (1.000, 1.000) | 0.790 |
| PCI score ≥ 20 | 2.200 (1.719, 2.815) | <0.001 | 1.829 (1.315, 2.543) | <0.001 |
| CC score ≥ 2 | 2.724 (2.069, 3.586) | <0.001 | 2.931 (2.039, 4.212) | <0.001 |
| Pathology | ||||
| Colorectal | Reference | Reference | ||
| Gastric | 2.022 (1.385, 2.951) | <0.001 | 1.571 (1.038, 2.379) | 0.033 |
| Appendiceal/PMP | 0.418 (0.298, 0.588) | <0.001 | 0.227 (0.156, 0.331) | <0.001 |
| Others | 1.012 (0.629, 1.629) | 0.959 | 0.477 (0.275, 0.827) | 0.008 |
A high CONUT score was defined as a CONUT score of 4–12. Abbreviations: HR, hazard ratio; CONUT, Controlling Nutritional Status; BMI, body mass index; ASA PS class, American Society of Anesthesiologists physical status class; DM, diabetes mellitus; CAOD, coronary artery occlusive disease; COPD, chronic obstructive pulmonary disease; CKD, chronic kidney disease; RBC, red blood cell; PCI, peritoneal cancer index; CC, completeness of cytoreduction; PMP, Pseudomyxoma peritonei.