Table 2.
Overall survival analyses according to delta RDW in 594 patients with ESCC
| Variables | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
| HR | 95% CI | P value | HR | 95% CI | P value | |
| delta RDW(≥ 0.44 vs.<0.44) | 1.337 | 1.014–1.762 | 0.039 | 1.356 | 1.025–1.793 | 0.033 |
| Sex (male vs.female) | 1.204 | 0.793–1.829 | 0.383 | |||
| Age (> 60 vs.≤60) | 1.157 | 0.880–1.520 | 0.297 | |||
| Pathology grade | ||||||
| Well differentiated | 0.154 | 0.019–1.225 | 0.077 | |||
| middle differentiated | 0.260 | 0.036–1.871 | 0.181 | |||
| Poorly differentiated | 0.384 | 0.053–2.779 | 0.343 | |||
| Undifferentiated | 1.000 | |||||
| Depth of tumor | ||||||
| T1a–1b | 0.486 | 0.257–0.920 | 0.027 | 0.524 | 0.225–1.217 | 0.133 |
| T2 | 0.593 | 0.404–0.869 | 0.007 | 0.567 | 0.292–1.099 | 0.093 |
| T3 | 1.000 | |||||
| Lymph node metastasis | ||||||
| N0 | 0.134 | 0.087–0.204 | < 0.001 | 0.099 | 0.034–0.287 | < 0.001 |
| N1 | 0.250 | 0.167–0.375 | < 0.001 | 0.263 | 0.171–0.405 | < 0.001 |
| N2 | 0.414 | 0.269–0.635 | < 0.001 | 0.448 | 0.291–0.689 | < 0.001 |
| N3 | 1.000 | |||||
| Pathological stage | ||||||
| 1a–1b | 0.310 | 0.190–0.507 | < 0.001 | 2.632 | 0.573–12.092 | 0.213 |
| 2a–2b | 0.386 | 0.278–0.536 | < 0.001 | 1.468 | 0.602–3.581 | 0.399 |
| 3a–3c | 1.000 | |||||
| Vessel invasive (absence vs. presence) | 1.808 | 1.369–2.388 | < 0.001 | 1.194 | 0.884–1.612 | 0.248 |
| Nerve infiltration (absence vs. presence) | 1.899 | 1.447–2.493 | < 0.001 | 1.483 | 1.112–1.977 | 0.007 |
| Treatment regimen | ||||||
| S | 1.131 | 0.692–1.848 | 0.623 | |||
| S + postoperative C | 1.327 | 0.777–2.269 | 0.300 | |||
| S + postoperative CRT | 1.000 | |||||
| delta NLR | 1.016 | 0.973–1.061 | 0.473 | |||
| delta PNI | 1.008 | 0.986–1.030 | 0.499 | |||
Abbreviations: S, surgery; C, chemotherapy; CRT, chemoradiotherapy