Control (n = 7) | TNBS (n = 5) | MODULEN (n = 8) | TNBS/CTL (p) | TNBS/MOD (p) | MOD/CTL (p) | |
---|---|---|---|---|---|---|
Colon wall thickness (axial T2) | ||||||
Maximum thickness (mm) | 0.56 ± 0.10 | 1.14 ± 0.44 | 1.40 ± 0.41 | 0.003 | NS | 0.0003 |
Minimal thickness (mm) | 0.50 ± 0.07 | 0.97 ± 0.23 | 1.09 ± 0.24 | 0.003 | NS | 0.0003 |
Thickness at kidney hilum level (mm) | 0.54 ± 0.07 | 1.03 ± 0.34 | 1.07 ± 0.16 | 0.003 | NS | 0.0003 |
Stenosis (n, %) | 0 (0) | 3 (0.60) | 4 (0.50) | 0.046 | NS | 0.08 |
Mucosal flap (n, %) | 0 (0) | 2 (0.40) | 7 (0.88) | NS | NS | 0.001 |
Increased wall signal intensity on T1w (n, %) | 0 (0) | 1 (0.20) | 2 (0.25) | NS | NS | NS |
Irregular patterns of mucosal wall (ulcers) (n, %) | 0 (0) | 1 (0.20) | 5 (0.63) | NS | NS | 0.03 |
T2w wall intensity (mean of 2 ROI measures) | 1303.7 ± 375.3 | 1413 ± 208 | 3210 ± 2531 | NS | NS | NS |
Increased wall signal intensity on T2w (n, %) | 0 (0) | 2 (0.40) | 4 (0.50) | NS | NS | 0.08 |
Target sign—yes (n, %) | 0 (0) | 3 (0.60) | 3 (0.38) | 0.046 | NS | NS |