From: Efficacy of ursodeoxycholic acid in reducing the necessity of cholecystectomy due to pre-existing and subsequently formed gallstones in patients who underwent laparoscopic sleeve gastrectomy
Group Aa
Group B
P-value
Patients with Newly diagnosed gallstones postoperatively
Operated, n (%)
1 (2.4%)
9 (16.6%)
0.025
No operation needed
40
45