No CBD stone detected (n = 65) | CBD stone detected (n = 28) | p value | |
---|---|---|---|
Alkaline phosphatase level >133 mg/dL and EUS ≤7 days after presentation (n = 17) | 7 | 10 | 0.29 |
Alkaline phosphatase level >133 mg/dL and EUS >7 days after presentation (n = 25) | 14 | 11 | 0.01* |