Table 1.
Baseline characteristics of the 231 patients
| Age at surgery (mean ± SE) | 33 ± 0.8 years |
| Male : female | 144 (62%) : 87 (38%) |
| Nationality (Brazil : Japan : Italy) | 85 (37%) : 96 (41%) : 50 (22%) |
| Behaviour of CD (perforating : non-perforating disease) | 99 (43%) : 132 (57%) |
| Smokers | 37 (16%) |
| Preoperative medications | |
| Steroids | 68 (29%) |
| Immunosuppressants (azathioprine or 6-mercaptopurine) | 65 (28%) |
| Biologics (infliximab or adalimumab) | 79 (34%)a |
| Previous resection | 71 (31%) |
| Synchronous procedures | 63 (27%) |
| Blood transfusion | 24 (10%) |
| Surgical procedure (open : laparoscopic approach) | 156 (68%) : 75 (32%) |
| Type of anastomosis (side-to-sideb : end-to-end) | 170 (74%) : 61 (26%) |
a
Infliximab for 55 patients, adalimumab for 23 patients, both for one patient.
b
Hand-sewn side-to-side anastomosis in 18 patients (8%), stapled side-to-side anastomosis (functional end-to-end anastomosis) in 152 patients (66%).