Table 3.
Univariate and multivariable analysis of factors associated with overall survival of MAC of RCC.
| Variable | Univariate | Multivariable | ||
|---|---|---|---|---|
| RR(95%CI) | P | RR(95%CI) | P | |
| Race | ||||
| White | 1 | 0.215 | ||
| Black | 0.970(0.809–1.164) | |||
| Others | 0.800(0.623–1.028) | |||
| Age (years) | ||||
| ≤60 | 1 | <0.001 | 1 | <0.001 |
| >60 | 1.672(1.443–1.938) | 1.783(1.525–2.084) | ||
| Sex | ||||
| Female | 1 | 0.707 | ||
| Male | 0.979(0.876–1.094) | |||
| CEA | ||||
| Normal | 1 | <0.001 | 1 | <0.001 |
| Elevated | 1.927(1.722–2.157) | 1.467(1.300–1.656) | ||
| PNI | ||||
| Absent | 1 | <0.001 | 0.001 | |
| Present | 2.034(1.734–2.386) | 1.312(1.110–1.551) | ||
| Size (cm) | ||||
| ≤5 | 1 | 0.003 | 1 | 0.863 |
| >5 | 1.183(1.058–1.324) | 1.010(0.897–1.138) | ||
| Tumor number | ||||
| Solitary | 1 | <0.001 | 1 | <0.001 |
| Multiple | 1.237(1.101–1.388) | 1.246(1.107–1.403) | ||
| Location | ||||
| Cecum | 1 | 0.779 | ||
| Ascending | 1.012(0.892–1.148) | |||
| Hepatic Flexure | 0.903(0.726–1.123) | |||
| Transverse Colon | 1.014(0.862–1.193) | |||
| Differentiation | ||||
| Grade I/Grade II | 1 | <0.001 | 1 | 0.011 |
| Grade III/Grade IV | 1.492(1.323–1.683) | 1.175(1.038–1.330) | ||
| Stage(TNM 7ed) | ||||
| I | 1 | <0.001 | 1 | <0.001 |
| II | 1.127(0.890–1.428) | 1.091(0.855–1.392) | ||
| III | 1.981(1.573–2.495) | 2.872(2.241–3.681) | ||
| IV | 6.599(5.214–8.352) | 9.854(7.526–12.902) | ||
| Surgery type | ||||
| PC | 1 | 0.599 | ||
| RHC | 1.039(0.902–1.197) | |||
| Postoperative chemotherapy | ||||
| No/Unknown | 1 | 0.073 | 1 | <0.001 |
| Yes | 1.108(0.990–1.240) | 0.480(0.419–0.551) | ||