| GROUP I | GROUP II |
| ||
Morbidity | n | % | n | % | p |
Biliary | 0 | 0 | 4 | 8.3 |
|
Acute pancreatitis | 0 | 0 | 4 | 8.3 |
|
Total | 0 | 0 | 8 | 16.6 | 0.00195* |