Table 5: Second gastroenterologist mean radiation doses ( Gy) for groups A and B per ERCP procedure. The range is in parenthesis.

Second gastroenterologistGroup Mean

ChestAll1535.7 (0.2–25.4)
A1114.8 (0.2–23.1)
B426.4 (1.1–25.4)
HandAll1537.2
A1118.4
B424.3