Table 3.
Univariate and multivariate analysis for OS and DFS.
| Variable | Univariate Analysis | Multivariate Analysis | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 5-Year OS (%) | p | 5-Year DFS (%) | p | 5-Year OS | 5-Year DFS | |||||
| HR | 95% CI | p | HR | 95% CI | p | |||||
| Age ≤ 67/>67 | 25.6/44.2 | 0.06 | 32.1/25 | 0.4 | - | - | - | - | - | - |
| Sex, M/F | 34.1/40.4 | 0.19 | 19.5/43.3 | 0.3 | - | - | - | - | - | - |
| ASA, I-II/III | 33.1/50.3 | 0.17 | 33.1/38.6 | 0.5 | - | - | - | - | - | - |
| BMI, ≤24/>24 | 24.2/47.3 | 0.17 | 23.9/33.9 | 0.09 | ||||||
| EBL, ≤225/>225 Ml * | 31.8/42.3 | 0.78 | 30.9/25.2 | 0.42 | - | - | - | - | - | - |
| Clavien-Dindo, I-II/III-IV | 42.9/38.9 | 0.69 | 54/22.6 | 0.33 | - | - | - | - | - | - |
| PPAP, yes/no | 35.7/39.3 | 0.53 | 23.2/37.4 | 0.51 | - | - | - | - | - | - |
| POPF, B-C/no | 21.5/43.3 | 0.84 | 11.2/39.5 | 0.21 | - | - | - | - | - | - |
| Reoperation, yes/no | 30.8/39.5 | 0.81 | 21.5/32.8 | 0.97 | - | - | - | - | - | - |
| TNM, I/II-III | 53.3/21.3 | 0.01 | 78.7/11.2 | 0.001 | 14.9 | 1.99–31.9 | 0.01 | 5.14 | 1.06–24.8 | 0.04 |
| Tumor grading, 1–2/3 | 72/30.1 | 0.04 | 66.7/23.6 | 0.04 | 2.91 | 1.45–8.08 | 0.05 | 4.06 | 0.4–41.52 | 0.23 |
| Lymph nodes harvested, ≤21/>21 | 49/30.8 | 0.49 | 38.1/14.2 | 0.31 | - | - | - | - | - | - |
| Positive lymph nodes, yes/no | 58.7/15.5 | 0.001 | 59.1/10.6 | <0.0001 | 4.33 | 1.03–18.1 | 0.04 | 2.69 | 1.6–11.69 | 0.03 |
* The mean values were used as the cutoff for the univariate and multivariate analyses. ASA: American Society of Anesthesiologists; BMI: body mass index; EBL: estimated blood loss; PPAP: post-pancreatectomy acute pancreatitis; POPF: post-operative pancreatic fistula.