Fig. 4

Screenshot of successful number of cannulations over time (12 months). This graph includes the cases with previous sphincterotomy (pink bar) and native papilla cases (yellow bar), the sum of both represents the total number of successful cannulations compared with the total number of cannulation attempts (blue column). The burgundy bar reflects the number of failed cannulations. Notice that there is also an option to display the number of total procedures and the procedures where cannulation was not attempted by the trainee (did not try)