Table 2.
Baseline clinical characteristics of different types of periampullary diverticulum patients in the three classification systems
|
Lobo classification, 1998 |
Boix classification, 2006 |
Li-Tanaka classification, 2012 |
|||||||
| IDP | JPD | I | II | III | I | II | III | IV | |
| Total | 65 | 902 | 306 | 556 | 105 | 65 | 655 | 105 | 142 |
| Age, mean ± SD | 65 ± 11 | 65 ± 14 | 64 ± 13 | 65 ± 13 | 65 ± 15 | 65 ± 11 | 64 ± 14 | 65 ± 15 | 66 ± 12 |
| Sex, n (%) | |||||||||
| Male | 32 (49.2) | 485 (53.8) | 167 (54.6) | 293 (52.7) | 57 (54.3) | 32 (49.2) | 358 (54.7) | 57 (54.3) | 70 (49.3) |
| Female | 33 (50.8) | 417 (46.2) | 139 (45.4) | 263 (47.3) | 48 (45.7) | 33 (50.8) | 297 (45.3) | 48 (45.7) | 72 (50.7) |
| History of cholecystectomy | 15 (23.1) | 341 (37.8)a | 111 (36.3) | 221 (39.8) | 24 (22.9)a | 15 (23.1) | 263 (40.2) | 24 (22.9) | 54 (38.0)a |
| Gallbladder stones | 28 (43.1) | 341 (37.8) | 117 (38.2) | 215 (38.7) | 37 (35.2) | 28 (43.1) | 249 (38.0) | 37 (35.2) | 55 (38.7) |
| Indications, n (%) | |||||||||
| Common bile duct stones | 53 (81.5) | 770 (85.4) | 265 (86.6) | 471 (84.7) | 87 (82.9) | 53 (81.5) | 561 (85.7) | 87 (82.9) | 122 (85.9) |
| Acute cholangitis | 11 (16.9) | 160 (17.7) | 61 (19.9) | 96 (17.3) | 14 (13.3) | 11 (16.9) | 119 (18.2) | 14 (13.3) | 27 (19.0) |
| Malignant biliary stricture | 2 (3.1) | 48 (5.3) | 13 (4.3) | 28 (5.0) | 9 (8.6) | 2 (3.1) | 30 (4.6) | 9 (8.6) | 9 (6.3) |
| Benign biliary stricture | 1 (1.5) | 32 (3.6) | 8 (2.6) | 22 (4.0) | 3 (2.9) | 1 (1.5) | 26 (4.0) | 3 (2.9) | 3 (2.1) |
| Acute pancreatitis | 5 (7.7) | 49 (5.4) | 25 (8.2) | 26 (4.7) | 3 (2.9)a | 5 (7.7) | 42 (6.4) | 3 (2.9) | 4 (2.8) |
| Pancreatic duct stones | 0 | 4 (0.4) | 2 (0.7) | 2 (0.4) | 0 | 0 | 4 (0.6) | 0 | 0 |
| Comorbidity, n (%) | |||||||||
| Hypertension | 19 (29.2) | 220 (24.4) | 77 (25.2) | 134 (24.1) | 28 (26.7) | 19 (29.2) | 159 (24.3) | 28 (26.7) | 33 (23.2) |
| Diabetes | 11 (16.9) | 89 (9.9) | 34 (11.1) | 54 (9.7) | 12 (11.4) | 11 (16.9) | 66 (10.1) | 12 (11.4) | 11 (7.8) |
| Coronary disease | 5 (7.7) | 24 (2.7)a | 10 (3.3) | 18 (3.2) | 1 (1.0) | 5 (7.7) | 16 (2.4) | 1 (1.0) | 7 (4.9)a |
| Virus hepatitis | 2 (3.1) | 29 (3.2) | 9 (2.9) | 17 (3.1) | 5 (4.8) | 2 (3.1) | 17 (2.6) | 5 (4.8) | 7 (4.9) |
a
P < 0.05. IDP: Intradiverticular papilla; JPD: Juxtapapillary diverticula.