Table 2 Previous abdominal surgery in relation to index operation for SBO
From: Mechanisms of adhesive small bowel obstruction and outcome of surgery; a population-based study
No previous abdominal operations | Women n = 240 | Men n = 162 | All n = 402 |
0 | 22 (9%) | 28 (17%) | 50 (12%) |
1 | 106 (44%) | 83 (51%) | 189 (47%) |
2 | 46 (19%) | 35 (22%) | 81 (20%) |
3 | 47 (20%) | 13 (8%) | 60 (15%) |
≥4 | 19 (8%) | 3 (2%) | 22 (6%) |
Type of procedure* | |||
Appendectomy | 80 (33%) | 35 (22%) | 115 (29%) |
Colorectal | 60 (25%) | 50 (31%) | 110 (27%) |
Gynaecological | 106 (44%) | 0 (0%) | 106 (26%) |
Upper GI | 69 (29%) | 35 (22%) | 104 (26%) |
Surgery for SBO | 17 (7%) | 13 (8%) | 30 (7%) |
Previous surgery within | n = 218 | n = 134 | n = 352 |
1 year | 47 (22%) | 36 (27%) | 83 (24%) |
1–2 years | 8 (4%) | 9 (7%) | 17 (5%) |
2–5 years | 22 (10%) | 18 (13%) | 40 (11%) |
> 5 years | 141 (65%) | 71 (53%) | 212 (60%) |