Table 7 Diagnostic yield of PCCE-2 for the large bowel by segment
Right colon | Transverse colon | Left colon | Rectum | p value | |
|---|---|---|---|---|---|
Ulcer scar | |||||
Sensitivity | 100% (1/1) | 50% (1/2) | 100% (1/1) | 100% (1/1) | n.s.* |
Specificity | 86.7% (13/15) | 86.7% (13/15) | 86.7% (13/15) | 84.6% (11/13) | n.s.* |
Erosion | |||||
Sensitivity | 100% (3/3) | 100% (3/3) | 66.7% (2/3) | 100% (1/1) | n.s.* |
Specificity | 69.2% (9/13) | 64.3% (9/14) | 78.6% (11/14) | 76.9% (10/13) | n.s.* |
Ulcer | |||||
Sensitivity | 100% (1/1) | 66.7% (2/3) | 100% (1/1) | 100% (1/1) | n.s.* |
Specificity | 80.0% (12/15) | 78.6% (11/14) | 75.0% (12/16) | 76.9% (10/13) | n.s.* |