Table 2.
Perioperative outcomes after laparoscopic cholecystectomy
| Laparoscopic (n = 8523) | Converted (n = 297) | p-Value | |
|---|---|---|---|
| Procedural difficultya | <0.001∗ | ||
| 1 | 3535 (42%) | 7 (2%) | |
| 2 | 2618 (31%) | 12 (4%) | |
| 3 | 1724 (20%) | 65 (22%) | |
| 4 | 572 (7%) | 212 (71%) | |
| Median operating time (min) | 60 (45–88) | 120 (90–160) | <0.001∗ |
| Median time to conversion (min) | – | 34 (20–60) | – |
| Median hospital stay (days) | 1 (0–2) | 6 (4–10) | <0.001∗ |
| Morbidity (30 day) | |||
| All | 840 (10%) | 99 (33%) | <0.001∗ |
| Bile leak | 92 (1%) | 25 (8%) | <0.001∗ |
| Bile duct injury | 23 (0.3%) | 6 (2%) | <0.001∗ |
| Mortality (30 day) | 8 (0.1%) | 2 (0.7%) | 0.043∗ |
Data reported as medians and interquartile ranges, with p-values from Mann–Whitney tests, or numbers and column percentages, with p-values from Fisher's exact tests, as applicable.
∗Significant at p < 0.05.
a
Nassar scale (Ref. 17), with p-value from Kendall's tau.