Table I. Prognostic factors in patients with PDAC.
| Variable | n | Median survival (IQR) (months) | p-value univariate analysis | p-value multivariate analysis | |
|---|---|---|---|---|---|
| Lymph nodes involved | +ve | 34 | 10.3 (5.4–20.9) | p=0.038 | p=0.20 |
| −ve | 10 | 14.2 (10.9–31.4) | |||
| Posterior resection margin | +ve | 16 | 7.0 (5.1–15.0) | p=0.025 | p=0.023 |
| −ve | 28 | 13.1 (10.0–28.3) | |||
| Resection margin | +ve | 21 | 8.8 (5.4–15.0) | p=0.10 | – |
| −ve | 23 | 14.3 (9.9–28.3) | |||
| Tumour size ≤2 cm | ≤2 cm | 6 | 20.9 (19.9–31.4) | p=0.18 | – |
| >2 cm | 38 | 10.3 (7.0–19.6) | |||
| Poorly differentiated | Yes | 20 | 8.7 (5.1–12.7) | p=0.44 | – |
| No | 24 | 14.8 (8.8–27.9) | |||
| Neutrophil to lymphocyte ratio ≥5 | Yes | 4 | 8.9 (5.3–13.3) | p=0.16 | – |
| No | 40 | 10.5 (7.1–21.2) | |||
| Lymphocyte count <1.5×109/litre | Yes | 20 | 8.8 (5.3–13.3) | p=0.0087 | p=0.027 |
| No | 24 | 15.0 (10.0–28.3) |