Table 3. Comparison of pathological data of the LRAMPS and ORAMPS groups.
| Group | LRAMPS (n=20) | ORAMPS (n=31) | P value |
|---|---|---|---|
| Tumor size (cm) | 4.2±1.9 | 4.2±1.6 | 0.927 |
| Differentiated degree | 0.362 | ||
| Well | 1 | 1 | |
| Moderate | 8 | 9 | |
| Poor | 11 | 21 | |
| Tumor stage | 0.888 | ||
| T1 | 2 | 5 | |
| T2 | 8 | 9 | |
| T3 | 8 | 15 | |
| T4 | 2 | 2 | |
| N stage | 0.446 | ||
| N0 | 14 | 19 | |
| N1 | 6 | 10 | |
| N2 | 0 | 2 | |
| TNM stage | 0.777 | ||
| I | 7 | 9 | |
| II | 9 | 16 | |
| III | 4 | 6 | |
| Lymph nodes | |||
| No. of nodes dissected | 9.6±6.4 | 12.8±5.8 | 0.203 |
| No. of metastatic nodes | 0.7±1.0 | 0.9±1.5 | 0.554 |
LRAMPS, laparoscopic radical antegrade modular pancreatosplenectomy; ORAMPS, open radical antegrade modular pancreatosplenectomy; TNM stage: American Joint Cancer Committee/Union International Cancer TNM staging system