| Variable . | Univariate analysis . | Multivariate analysis . | ||
|---|---|---|---|---|
| . | HR (95% CI) . | P value (Two-sided) . | HR (95% CI) . | P value (Two-sided) . |
| Treatment arm (Arm A vs. Arm B) | 1.255 (0.816–1.930) | 0.30 | 1.186 (0.747–1.882) | 0.47 |
| Age (years old) (<65 vs. ≥65) | 1.035 (0.673–1.593) | 0.87 | 0.985 (0.629–1.542) | 0.95 |
| Gender (male vs. female) | 1.163 (0.757–1.788) | 0.49 | 1.231 (0.786–1.928) | 0.36 |
| ECOG PS (0 vs. 1) | 1.540 (0.994–2.386) | 0.053 | 1.704 (0.998–2.912) | 0.051 |
| Biliary drainage (no vs. yes) | 1.091 (0.679–1.752) | 0.72 | 0.929 (0.501–1.724) | 0.82 |
| CA19-9 (IU/ml) (<1000 vs. ≥1000) | 1.282 (0.786–2.091) | 0.32 | 1.127 (0.655–1.939) | 0.66 |
| Tumor location (head vs. body or tail) | 0.941 (0.613–1.444) | 0.78 | 0.715 (0.394–1.298) | 0.27 |
| Nodal status (N0 vs. N1) | 1.009 (0.610–1.669) | 0.97 | 1.106 (0.625–1.957) | 0.73 |
| Variable . | Univariate analysis . | Multivariate analysis . | ||
|---|---|---|---|---|
| . | HR (95% CI) . | P value (Two-sided) . | HR (95% CI) . | P value (Two-sided) . |
| Treatment arm (Arm A vs. Arm B) | 1.255 (0.816–1.930) | 0.30 | 1.186 (0.747–1.882) | 0.47 |
| Age (years old) (<65 vs. ≥65) | 1.035 (0.673–1.593) | 0.87 | 0.985 (0.629–1.542) | 0.95 |
| Gender (male vs. female) | 1.163 (0.757–1.788) | 0.49 | 1.231 (0.786–1.928) | 0.36 |
| ECOG PS (0 vs. 1) | 1.540 (0.994–2.386) | 0.053 | 1.704 (0.998–2.912) | 0.051 |
| Biliary drainage (no vs. yes) | 1.091 (0.679–1.752) | 0.72 | 0.929 (0.501–1.724) | 0.82 |
| CA19-9 (IU/ml) (<1000 vs. ≥1000) | 1.282 (0.786–2.091) | 0.32 | 1.127 (0.655–1.939) | 0.66 |
| Tumor location (head vs. body or tail) | 0.941 (0.613–1.444) | 0.78 | 0.715 (0.394–1.298) | 0.27 |
| Nodal status (N0 vs. N1) | 1.009 (0.610–1.669) | 0.97 | 1.106 (0.625–1.957) | 0.73 |
CI, confidence interval; HR, hazard ratio.
| Variable . | Univariate analysis . | Multivariate analysis . | ||
|---|---|---|---|---|
| . | HR (95% CI) . | P value (Two-sided) . | HR (95% CI) . | P value (Two-sided) . |
| Treatment arm (Arm A vs. Arm B) | 1.255 (0.816–1.930) | 0.30 | 1.186 (0.747–1.882) | 0.47 |
| Age (years old) (<65 vs. ≥65) | 1.035 (0.673–1.593) | 0.87 | 0.985 (0.629–1.542) | 0.95 |
| Gender (male vs. female) | 1.163 (0.757–1.788) | 0.49 | 1.231 (0.786–1.928) | 0.36 |
| ECOG PS (0 vs. 1) | 1.540 (0.994–2.386) | 0.053 | 1.704 (0.998–2.912) | 0.051 |
| Biliary drainage (no vs. yes) | 1.091 (0.679–1.752) | 0.72 | 0.929 (0.501–1.724) | 0.82 |
| CA19-9 (IU/ml) (<1000 vs. ≥1000) | 1.282 (0.786–2.091) | 0.32 | 1.127 (0.655–1.939) | 0.66 |
| Tumor location (head vs. body or tail) | 0.941 (0.613–1.444) | 0.78 | 0.715 (0.394–1.298) | 0.27 |
| Nodal status (N0 vs. N1) | 1.009 (0.610–1.669) | 0.97 | 1.106 (0.625–1.957) | 0.73 |
| Variable . | Univariate analysis . | Multivariate analysis . | ||
|---|---|---|---|---|
| . | HR (95% CI) . | P value (Two-sided) . | HR (95% CI) . | P value (Two-sided) . |
| Treatment arm (Arm A vs. Arm B) | 1.255 (0.816–1.930) | 0.30 | 1.186 (0.747–1.882) | 0.47 |
| Age (years old) (<65 vs. ≥65) | 1.035 (0.673–1.593) | 0.87 | 0.985 (0.629–1.542) | 0.95 |
| Gender (male vs. female) | 1.163 (0.757–1.788) | 0.49 | 1.231 (0.786–1.928) | 0.36 |
| ECOG PS (0 vs. 1) | 1.540 (0.994–2.386) | 0.053 | 1.704 (0.998–2.912) | 0.051 |
| Biliary drainage (no vs. yes) | 1.091 (0.679–1.752) | 0.72 | 0.929 (0.501–1.724) | 0.82 |
| CA19-9 (IU/ml) (<1000 vs. ≥1000) | 1.282 (0.786–2.091) | 0.32 | 1.127 (0.655–1.939) | 0.66 |
| Tumor location (head vs. body or tail) | 0.941 (0.613–1.444) | 0.78 | 0.715 (0.394–1.298) | 0.27 |
| Nodal status (N0 vs. N1) | 1.009 (0.610–1.669) | 0.97 | 1.106 (0.625–1.957) | 0.73 |
CI, confidence interval; HR, hazard ratio.
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