Table 1. Demographic and clinical comparative analysis between laparoscopic and robotic distal pancreatectomy groups.
| Clinicopathologic variables | Distal pancreatectomy | P value | |
|---|---|---|---|
| Laparoscopy [41] | Robot [37] | ||
| Age, mean ± SD (years) | 51.3±14.6 | 42.9±14.0 | 0.016 |
| Sex (n) | 0.734 | ||
| Female | 27 | 23 | |
| Male | 14 | 14 | |
| BMI, mean ± SD (kg/m2) | 24.1±3.4 | 23.5±3.2 | 0.406 |
| ASA class [n (%)] | 0.751 | ||
| I | 23 (57.5) | 25 (67.6) | |
| II | 12 (30.0) | 9 (24.3) | |
| III | 4 (10.0) | 3 (8.1) | |
| IV | 1 (2.5) | 0 (0) | |
| Diagnosis [n (%)] | 0.105 | ||
| SPT | 9 (22.0) | 8 (21.6) | |
| SCT | 2 (4.9) | 7 (18.9) | |
| MCT | 10 (24.4) | 6 (16.2) | |
| IPMN | 11 (26.8) | 3 (8.1) | |
| NET | 4 (9.8) | 7 (18.9) | |
| Others | 5 (12.2) | 6 (16.2) | |
| Tumor size, mean ± SD (cm) | 4.2±3.3 | 2.7±1.2 | 0.018 |
| Resected pancreas size, mean ± SD (cm) | 9.4±4.2 | 7.6±3.3 | 0.051 |
| Operation time [range (min)] | 246 [120–600] | 313 [167–540] | 0.000 |
| Bleeding amount [range (mL)] | 294 (0–2,100) | 201 (0–1,000) | 0.443 |
| Transfusion [n (%)] | 3 (7.3) | 4 (10.8) | 0.702 |
| Spleen preservation [n (%)] | 28 (68.3) | 34(91.9) | 0.012 |
| Splenic vessel conservation [n (%)] | 16 (39.0) | 27 (73.0) | 0.006 |
| Splenic vessel sacrifice [n (%)] | 12 (29.3) | 7 (18.9) | |
| Open conversion [n (%)] | 3 (7.3) | 1 (2.7) | 0.617 |
| Morbid complications [n (%)] | 7 (17.5) | 4 (10.8) | 0.521 |
| CR-POPF [n (%)] | 2 (4.9) | 3 (8.1) | 0.664 |
| Mortality [n] | 0 | 0 | |
| PHS, mean ± SD (days) | 8.4±3.8 | 7.5±2.2 | 0.533 |
SD, standard deviation; BMI, body mass index; ASA, American society of anesthesiologists physical status classification system; SPT, solid pseudopapillary tumor; SCT, serous cystic tumor; MCT, mucinous cystic tumor; IPMN, intraductal papillary mucinous neoplasm; NET, neuroendocrine tumor; CR-POPF, clinically relevant postoperative pancreas fistula; PHS, postoperative hospital stay; Statistical significance at P<0.05.