Table 6 The statically significant difference of RI between the three studied groups
| Â | AUC (95%CI) | P | Cutoff point | Sensitivity (%) | Specificity (%) | Accuracy (%) |
|---|---|---|---|---|---|---|
In differentiating ATI Cases and normal | ||||||
RI | 0.97 (0.93–1.02) | < 0.001* | ≥ 0.73 | 84.6 | 92.3 | 88.5 |
In differentiating CAI Cases and normal | ||||||
RI | 0.709 (0.51–0.91) | 0.06 | ≥ 0.635 | 71.4 | 61.5 | 66.7 |
In differentiating CAI and ATI cases | ||||||
RI | 0.94 (0.86–1.02) | < 0.001* | ≤ 0.73 | 78.6 | 84.6 | 81.5 |