Table 2.
Tumor characteristics in the per-protocol analysis of enrolled patients (n = 202).
| Complete Obstruction, % (n) | 87.6 (177) |
| Tumor origin, % (n) | |
| Intrinsic malignancy | 85.6 (173) |
| Extrinsic malignancy | 13.9 (28) |
| Benign stricture | 0.5 (1) |
| Single stricture, % (n) | 98.0 (198) |
| Stenosis/tumor localization, * % (n) | |
| Rectum | 7.3 (15/206) |
| Rectosigmoid junction | 12.6 (26/206) |
| Sigmoid colon | 22.8 (47/206) |
| Sigmoid–descending junction | 9.7 (20/206) |
| Descending colon | 12.1 (25/206) |
| Splenic flexure | 6.8 (14/206) |
| Transverse colon | 12.1 (25/206) |
| Hepatic flexure | 5.3 (11/206) |
| Ascending colon | 7.3 (15/206) |
| Cecum | 3.9 (8/206) |
| Ileocecal junction | 0 (0/206) |
* Total number of the stricture: 206 in total because two different strictures were identified in four cases.