Table 2 Differences between iST and iNST with the PSM analysis
From: Mortality risk estimation in acute calculous cholecystitis: beyond the Tokyo Guidelines
| Variable | iSTa(19) | iNSTa (19) | P | |
|---|---|---|---|---|
| Complications | 63.2% (12) | 63.2% (12) | 0.631 | |
| Severe complicationsb | 26.3% (5) | 42.1% (8) | 0.248 | |
| Postoperative complications (Clavien-Dindo) | No | 36.8% (7) | 36.8% (7) | |
| Grade I | 10.5% (2) | 5.3% (1) | ||
| Grade II | 15.8% (3) | 5.3% (1) | ||
| Grade IIIa | 10.5% (2) | 10.5% (2) | ||
| Grade IIIb | 5.3% (1) | 10.5% (2) | ||
| Grade IV | 10.5% (2) | 5.3% (1) | ||
| Grade V | 10.5% (2) | 26.5% (5) | ||