Brain FLAIR discrete hyperintense foci 1.5T versus 3T
| 1.5T (n = 15) | 3T (n = 15) | 3T vs 1.5T* (n = 15), P Value | 3T (n = 22) | |
|---|---|---|---|---|
| No. discrete hyperintense foci | 5.46 ± 9.15 | 9.4 ± 13.08 | .0066 | 10.68 ± 14.39 |
| Range | 0–33 | 0–47 | 0–47 | |
| No. subjects with ≥1 discrete hyperintense focus | 10 | 10 | 15 | |
| Total cerebral discrete hyperintense foci volume (mm3) | 92.69 ± 151.62 | 170.33 ± 242.51 | .0054 | 188.43 ± 257.58 |
| Range | 0–536.65 | 0–871.68 | 0–871.68 |
* Wilcoxon signed rank test. See also Fig 2.