Table 1.
Characteristics in patients who underwent pancreaticoduodenectomy (n = 61).
| Gender (male/female) | 41/20 |
| Age (mean ± SD) | 69.49 ± 8.99 |
| BMI (kg/m2) | 22.6 ± 3.29 |
| Jaundice (yes/no) | |
| Yes | 46 (75%) |
| No | 15 (25%) |
| Preoperative biliary drainage (yes/no) | |
| Yes | 55 (90%) |
| No | 6 (10%) |
| TNM stage | |
| IA | 25 (41%) |
| IB | 14 (23%) |
| IIA | 3 (5%) |
| IIB | 19 (31%) |
| Type of operation | |
| PD | 5 (8%) |
| SSPPD | 20 (33%) |
| PPPD | 36 (59%) |
| Lymph node | |
| A number of lymph nodes | 18.52 ± 9.34 |
| A number of involved lymph nodes | 0.51 ± 0.99 |
| R status | |
| R0 | 57 (93%) |
| R1 | 4 (7%) |
| R2 | 0 |
SD: standard deviation; BMI: body mass index; PD: pancreaticoduodenectomy; SSPPD: subtotal stomach-preserving pancreaticoduodenectomy; PPPD: pylorus-preserving pancreaticoduodenectomy.