Table 4.
Baseline characteristics, and perioperative and postoperative outcomes for the low-risk cohort used in the best-patient-in-best-centre benchmark analysis
| LSPDP (n = 602) | RSPDP (n = 162) | P* | |
|---|---|---|---|
| Baseline characteristics | |||
| Age (years), median (i.q.r.) | 56 (42–66) | 52 (41–65) | 0.039† |
| Women | 409 (67.9) | 103 (63.6) | 0.295 |
| ASA fitness grade I–II | 434 (100) | 161 (100) | – |
| BMI (kg/m2), median (i.q.r.) | 24.8 (22.0–27.5) | 24.2 (22.1–26.8) | 0.723† |
| Previous abdominal surgery | 201 (33.9) | 57 (35.2) | 0.759 |
| Tumour size > 5 cm | 61 (12.4) | 21 (16.5) | 0.217 |
| Perioperative and postoperative outcomes | |||
| Method of spleen preservation | <0.001 | ||
| Warshaw | 157 (33.2) | 11 (9.2) | |
| Kimura | 316 (66.8) | 108 (90.8) | |
| Duration of operation (min), median (i.q.r.) | 189 (140–241) | 240 (195–336) | <0.001† |
| Blood loss (ml), median (i.q.r.) | 100 (50–200) | 100 (80–200) | 0.620† |
| Conversion | 40 (6.7) | 10 (6.2) | 0.826 |
| Failure to preserve spleen | 105 (17.4) | 25 (15.4) | 0.546 |
| Overall morbidity | 297 (49.3) | 78 (48.1) | 0.788 |
| Major morbidity | 87 (14.5) | 14 (8.6) | 0.052 |
| CR-POPF | 101 (16.8) | 29 (17.9) | 0.742 |
| Duration of hospital stay (days), median (i.q.r.) | 7 (6–10) | 8 (6–10) | 0.010† |
| Readmission within 90 days | 83 (13.8) | 18 (11.1) | 0.368 |
| 90-day mortality | 2 (0.5) | 0 (0) | 0.387 |
Values are n (%) unless otherwise indicated. Percentages may not add up owing to rounding and missing data. ASA, American Society of Anaesthesiologists; BMI, body mass index; LSPDP, laparoscopically assisted spleen-preserving distal pancreatectomy; RSPDP, robotically assisted spleen-preserving distal pancreatectomy; CR-POPF, clinically relevant postoperative pancreatic fistula. *χ2 or Fisher’s exact test, except †Mann–Whitney U test.