Table 2. Quantitative MRI Features according to IDH Mutation.
| Imaging Features | IDHmut (n = 47) | IDHwt (n = 29) | P | ||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| T2 volume | 90.90 | 65.45 | 60.36 | 43.14 | 0.017 |
| CBV_mean | 1.48 | 0.60 | 1.68 | 0.58 | 0.149 |
| CBV_95 | 2.95 | 1.21 | 3.14 | 1.00 | 0.477 |
| CBV_90 | 2.46 | 1.02 | 2.67 | 0.79 | 0.320 |
| CBV_85 | 2.08 | 0.86 | 2.29 | 0.70 | 0.258 |
| CBF_mean | 1.50 | 0.55 | 1.78 | 0.63 | 0.048 |
| CBF_95 | 2.86 | 1.08 | 2.99 | 0.91 | 0.583 |
| CBF_90 | 2.47 | 0.97 | 2.67 | 0.85 | 0.337 |
| CBF_85 | 2.12 | 0.84 | 2.36 | 0.78 | 0.205 |
| ADC_mean | 1.71 | 0.30 | 1.50 | 0.32 | 0.007 |
| ADC_5 | 1.19 | 0.32 | 1.24 | 0.35 | 0.583 |
| ADC_10 | 1.23 | 0.18 | 1.27 | 0.33 | 0.505 |
| ADC_15 | 1.32 | 0.21 | 1.34 | 0.36 | 0.811 |
P values are derived from Student's t and Mann-Whitney U tests.
ADC = apparent diffusion coefficient, CBF = cerebral blood flow, CBV = cerebral blood volume, IDHmut = IDH mutation, IDHwt = IDH wildtype, SD = standard deviation