Table 2. Recurrent acute pancreatitis and initial acute pancreatitis severity on both computed tomography and clinical scoring systems.
| Severity | The early phase | The late phase | |||||
|---|---|---|---|---|---|---|---|
| RAP (n’=529) | AP (n’=1,141) | P | RAP (n’=197) | AP (n’=823) | P | ||
| CTSI score† | 3 [2, 4] | 3 [2, 4] | 0.44 | 5 [3, 6] | 4 [3, 6] | 0.02 | |
| EPIC score† | 3 [2, 5] | 4 [2, 5] | <0.001 | 4 [3, 6] | 4 [3, 6] | 0.79 | |
| APACHE II score† | 4 [2, 6] | 4 [2, 7] | <0.001 | 4 [2, 7] | 5 [2, 7] | 0.007 | |
| RAC, n’ (%) | 0.12 | 0.41 | |||||
| Mild | 190 (35.92) | 364 (31.90) | 36 (18.27) | 170 (20.66) | |||
| Moderately severe | 309 (58.41) | 688 (60.30) | 140 (71.07) | 545 (66.22) | |||
| Severe | 30 (5.67) | 89 (7.80) | 21 (10.66) | 108 (13.12) | |||
†, data are the medians [interquartile ranges]. RAP, recurrent acute pancreatitis; AP, acute pancreatitis; n’, number of CT examinations; CTSI, CT severity index; EPIC, extrapancreatic inflammation on CT; APACHE II, Acute Physiology and Chronic Health Evaluation II; RAC, 2012 revised Atlanta classification; CT, computed tomography.