TABLE 3.
Multivariable analysis of clinicopathological variables in relation to recurrence‐free and overall survival.
| Factor | Overall survival | Recurrence‐free survival | ||||
|---|---|---|---|---|---|---|
| Hazard ratio | 95% CI | P value | Hazard ratio | 95% CI | P value | |
| Increase of ACA‐positive EVs | 3.891 | 1.209–12.519 | 0.023 | 2.650 | 1.134–6.192 | 0.024 |
| Preoperative CA19‐9>100 | 1.810 | 0.697–4.701 | 0.223 | 1.447 | 0.660–3.171 | 0.356 |
| Postoperative CA19‐9>100 | 1.159 | 0.126–10.645 | 0.896 | 0.550 | 0.067–4.544 | 0.579 |
Abbreviations: ACA, Amaranthus caudatus agglutinin; CA19‐9, carbohydrate antigen 19‐9; CI, confidence interval; EV, extracellular vesicle.