Table 4.
Factors affecting the degree of postoperative adhesion
| Parameter | All patients (n = 227) | p value | ||
|---|---|---|---|---|
| Adhesion typea | 0 and 1 | 2 | 3 | |
| Number, n (%) | 99 (44) | 91 (40) | 37 (16) | |
| Sex, n (%) | 0.093 | |||
| Male | 47 (49) | 36 (38) | 12 (13) | |
| Female | 52 (39) | 55 (42) | 25 (19) | |
| Age, n (%) | 0.365 | |||
| ≤ 60 years | 40 (44) | 31 (34) | 20 (22) | |
| > 60 years | 59 (43) | 60 (44) | 17 (13) | |
| Time of biliary diseaseb, n (%) | 0.103 | |||
| ≤ 30 days | 59 (47) | 50 (40) | 16 (13) | |
| > 30 days | 40 (39) | 41 (40) | 21 (21) | |
| Previous number of operations, n (%) | 0.000 | |||
| 1 time | 95 (52) | 64 (35) | 22 (12) | |
| ≥ 2 times | 4 (9) | 27 (59) | 15 (33) | |
| Time intervalc, n (%) | 0.150 | |||
| ≤ 10 years | 57 (50) | 39 (34) | 18 (16) | |
| > 10 years | 42 (37) | 52 (46) | 19 (17) | |
| Previous surgical approach, n (%) | 0.000 | |||
| Open surgery | 64 (36) | 80 (45) | 34 (19) | |
| Laparoscopic surgery | 35 (71) | 11 (22) | 3 (6) | |
| Previous operation scope, n (%) | 0.000 | |||
| Gallbladder | 86 (65) | 35 (27) | 11 (8) | |
| Bile duct | 6 (27) | 10 (45) | 6 (27) | |
| Gallbladder + bile duct | 7 (10) | 46 (63) | 20 (27) | |
aAccording to the Operative Laparoscopy Study Group (OLSG) classification
bThe duration of biliary disease from onset to admission
cThe time interval between the first operation and the most recent operation