Table 5 Resistive index difference between the three studied groups
|  | Normal Mean ± SD (95% CI) | ATI Mean ± SD (95% CI) | CAI Mean ± SD (95% CI) | Test of significance |
|---|---|---|---|---|
RI | 0.63 ± 0.06 (0.59–0.66) | 0.76 ± 0.03 (0.74–0.77) | 0.66 ± 0.05 (0.6–-0.69) | F = 24.6 p = < 0.001* |