Table 2.
Perioperative outcomes in the unmatched and matched cohort
| Before PS matching | After PS matching | |||||
|---|---|---|---|---|---|---|
| Laparoscopic RPS (n = 171) | Open RPS (n = 228) | p value | Laparoscopic RPS (n = 150) | Open RPS (n = 150) | p value | |
| Operative time in minutesa | 235 (194–285) | 243 (195–315) | 0.043 | 235 (195–285) | 247 (195–315) | 0.004 |
| Blood loss, (mL)a | 250 (189–385) | 440 (280–550) | < 0.001 | 260 (188–400) | 440 (280–550) | 0.009 |
| Pringle’s manoeuver | 128 (74.9) | 135 (59.2) | 0.001 | 112 (74.7) | 94 (62.7) | 0.033 |
| Pringle (min)b | 33 (20) | 30 (19) | 0.858 | 37 (17) | 36 (15) | 0.637 |
| Conversion, n (%) | 23 (13.5) | na | – | 21 (14.0) | na | – |
| Length of stay (days)a | 5 (4–7) | 7 (6–10) | < 0.001 | 5 (4–7) | 7 (6–10) | < 0.001 |
| R0 resection | 163 (95.3) | 212 (93.0) | 0.325 | 144 (96.0) | 141 (94) | 0.607 |
| Number of lesionsa | 1 (1–1) | 1 (1–2) | < 0.001 | 1 (1–2) | 1 (1–2) | 1.0 |
| Size maximum lesion (mm)b | 49 (27) | 53 (29) | 0.272 | 49 (26) | 54 (28) | 0.201 |
| 90-day mortality | 0 (0) | 2 (0.9) | 0.199 | 0 (0) | 1 (0.7) | 1.0 |
Values in parentheses are percentages unless indicated otherwise
RPS open right posterior sectionectomy; na not applicable
aValues are median (IQR)
bMean (SD)