Table 2. Types of RAP based on different etiologies.
| Variable | All (n=683) | Different etiologies | P | ||||
|---|---|---|---|---|---|---|---|
| Alcoholism (n=64) | Cholelithiasis (n=105) | Hypertriglyceridemia (n=348) | Multiple causes (n=38) | Idiopathic causes (n=128) | |||
| IEP | 421 (61.64) | 32 (50.00) | 54 (51.43)¶ | 233 (66.95) | 26 (68.42) | 76 (59.38) | 0.009 |
| NP | 262 (38.36) | 32 (50.00) | 51 (48.57)¶ | 115 (33.05) | 12 (31.58) | 52 (40.63) | |
| NP subgroup | 0.007 | ||||||
| PN | 11 (1.61) | 0 | 4 (3.81) | 3 (0.86) | 0 | 4 (3.13) | |
| EXPN | 46 (6.73) | 3 (4.69) | 5 (4.76) | 23 (6.61) | 4 (10.53) | 11 (8.59) | |
| CN | 205 (30.01) | 29 (45.31)¶ | 42 (40.00)¶ | 89 (25.57) | 8 (21.05) | 37 (28.91) | |
| Degree of necrosis | 0.003 | ||||||
| <30% | 152 (22.25) | 19 (29.69) | 30 (28.57) | 70 (20.11) | 6 (15.79) | 27 (21.09) | |
| 30–50% | 14 (2.05) | 2 (3.13) | 1 (0.95) | 9 (2.59) | 0 | 2 (1.56) | |
| >50% | 50 (7.32) | 8 (12.50)¶ | 15 (14.29)¶ | 13 (3.74) | 2 (5.26) | 12 (9.38) | |
Data are presented as n (%). ¶, compared to hyperlipidemia-related RAP. CN, combined necrosis; EXPN, extrapancreatic necrosis; IEP, interstitial edematous pancreatitis; n, number of patients; NP, necrotizing pancreatitis; PN, pancreatic necrosis; RAP, recurrent acute pancreatitis.