Table 2 Comparison between studied groups according to AD value of optic chiasm (n = 50)
From: Diffusion tensor magnetic resonance imaging of optic pathway in cases of suprasellar masses
| AD | Cases | Control |
|---|---|---|
| Range | 1.1–2.8 | 2–2.8 |
| Mean ± SD | 1.91 ± 0.52 | 2.52 ± 0.20 |
| t test | 31.589 | |
| p value | 0.001* | |