Table 4.
Patients and tumor characteristics. Intraoperative data and postoperative courses according to the pancreatic zone classification risk of POPF
| Zone #1 | Zone #2 |
P value zone#1 vs zone #2 |
Zone #3 |
P value zone#1 + 2 vs zone #3 |
|
|---|---|---|---|---|---|
| Tumor located in the corresponding zone but patient underwent standard pancreatectomy according to intraoperative decision (%)* | 1 (5) | 5 (36) | .027 | 1 (5) | ns |
| n (%) | 20 (43) | 9 (19) | – | 18 (38) | – |
| Male gender (%) | 3 (15) | 1 (11) | ns | 2 (11) | ns |
| Age (years old) | 53 | 52 | ns | 56 | ns |
| BMI (kg/m2) | 22.8 | 21.5 | ns | 25.4 | ns |
| Distance to Wirsung (mm) | |||||
| < 2 mm (%) | 7 (35) | 4 (44) | ns | 10 (56) | ns |
| > 2 mm (%) | 13 (65) | 5 (56) | ns | 8 (44) | ns |
| Tumor morphology | |||||
| Cystic (%) | 10 (50) | 5 (56) | ns | 10 (56) | ns |
| Solid (%) | 10 (50) | 4 (44) | ns | 8 (44) | ns |
| Tumor size (mm) | 22 | 25 | ns | 22 | ns |
| Laparoscopic approach | 8 (40) | 2 (22) | ns | 1 (6) | .03 |
| Operative duration (min) | 170 | 180 | ns | 220 | .016 |
| POPF | |||||
| Grade A (%) | 5 (25) | 0 | ns | 3 (17) | ns |
| Grades B and C (%) | 3 (15) | 2 (22) | ns | 10 (56) | .01 |
| Total (%) | 8 (40) | 2 (22) | ns | 13 (72) | .017 |
| Hemorrhage (%) | 0 | 1 (11) | ns | 3 (17) | ns |
| Reintervention (%) | 0 | 1 (11) | ns | 4 (22) | ns |
| DINDO morbidity | |||||
| Grades 3–4 (%) | 3 (15) | 5 (56) | ns | 8 (44) | ns |
| Overall (%) | 8 (40) | 5 (56) | ns | 16 (89) | ns |
| Perioperative transfusion (%) | 0 | 0 | ns | 4 (22.2) | ns |
| Length of hospital stay (days) | 13 | 15 | 23 | .04 | |
| Readmission (%) | 0 | 0 | ns | 3 (17) | ns |
vs versus, BMI body mass index, POPF postoperative pancreatic fistula
*These patients are not comprised in our study population