Table 2 Univariate and multivariate analyses of PFS and OS using Cox regression models in patients with first-line treatments.
PFS | OS | |||||||
|---|---|---|---|---|---|---|---|---|
Variable | Univariate analysis | Multivariate analysis | Univariate analysis | Multivariate analysis | ||||
HR | p value | HR | p value | HR | p value | HR | p value | |
Sex | ||||||||
Male | Reference | |||||||
Female | 1.027 (0.435–2.381) | 0.749 | 1.131 (0.577-2.217) | 0.720 | 1.945 (0.850–4.453) | 0.128 | 1.622 (0.668–3.941) | 0.284 |
Age, years | ||||||||
<75 | Reference | |||||||
≥75 | 1.576 (0.149–2.683) | 0.596 | 1.534 (0.142–2.961) | 0.577 | 1.778 (0.605–5.228) | 0.296 | 1.481 (0.538–4.948) | 0.385 |
Number of metastatic sites | ||||||||
Single | Reference | |||||||
Multiple | 1.151 (0.587–2.254) | 0.683 | 1.006 (0.451–2.244) | 0.988 | 1.095 (0.637–1.883) | 0.742 | 1.259 (0.552–2.878) | 0.417 |
IMDC risk | ||||||||
Favorable | Reference | |||||||
Intermediate/Poor | 1.784 (0.739–4.364) | 0.204 | 2.378 (0.774–8.395) | 0.468 | 2.165 (0.922–5.084) | 0.076 | 1.389 (0.893–3.911) | 0.114 |
CRP | ||||||||
<1.0 | Reference | |||||||
≥1.0 | 1.773 (0.812–4.408) | 0.118 | 2.235 (0.803–3.215) | 0.123 | 1.384 (0.775–2.471) | 0.272 | 1.020 (0.508–2.034) | 0.860 |
Pre-TF | ||||||||
<1.2% | Reference | |||||||
≥1.2% | 2.074 (1.174–3.664) | 0.014 | 1.699 (1.818–3.680) | 0.043 | 2.186 (0.976–4.899) | 0.057 | 1.750 (0.976–4.523) | 0.148 |