The proportion of patients in percentages developing CP
| Number of acute pancreatitis episodes (n) | CP (n) | no-CP (n) | Number of patients (n) | Percentage (%) of the patients developing CP |
| 1 | 28 | 1706 | 1734 | 1.6 |
| 2 | 18 | 295 | 313 | 5.8 |
| 3 | 22 | 83 | 105 | 21 |
| 4 | 21 | 47 | 68 | 30.9 |
| 5 | 15 | 22 | 37 | 40.5 |
| 6 | 14 | 12 | 26 | 53.8 |
| 7 | 10 | 9 | 19 | 52.6 |
| 8+ | 15 | 11 | 26 | 57.7 |
| Total cases | 143 | 2185 | 2328 | 6.1 |
CP, chronic pancreatitis; no-CP, patients without chronic pancreatitis.