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Multivariate analysis of pretreatment prognostic factors for progression‐free survival (PFS)
| Factors | PFS | ||
|---|---|---|---|
| HR | 95% CI | p‐value | |
| Cyfra21‐1 (elevated vs. normal) | 1.22 | 1.06–1.40 | 0.006 |
| Hb (decreased vs. normal) | 1.92 | 1.14–3.23 | 0.01 |
| Na (decreased vs. normal) | 1.46 | 1.01–2.11 | 0.04 |
| ALB (decreased vs. normal) | 1.41 | 0.84–2.37 | 0.19 |
Abbreviations: ALB, blood albumin; cyfra21‐1, cytokeratin 19 fragment; Hb, hemoglobin; Na, serum sodium.
