Table 3 Diffusion tensor imaging parameters of both fistula and normal areas (puborectalis muscle) in the study participants
From: The additive value of diffusion tensor imaging in the determination of perianal fistula activity
DT-MRI parameter | Inactive group, Fistulous area (n = 20) | Active group, Fistulous area (n = 10) | p value | Inactive group, Normal puborectalis muscle (n = 20) | Active group, Normal puborectalis muscle (n = 10) | p value |
|---|---|---|---|---|---|---|
ADC (× 10−3 mm2/s) | 1.414 ± 0.316 | 0.760 ± 0.138 | < 0.001 | 1.819 ± 0.450 | 1.786 ± 0.253 | 0.832 |
FA | 0.657 ± 0.169 | 0.507 ± 0.119 | 0.019 | 0.743 ± 0.191 | 0.714 ± 0.090 | 0.653 |