Table 5.
Linear discriminant analysis classification with leave-one-out cross-validation results
Modality | Accuracy (%) | Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value (%) |
---|---|---|---|---|---|
DTI | |||||
FA | 71 | 69 | 72 | 72 | 69 |
MD | 73 | 81 | 80 | 81 | 80 |
AD | 65 | 58 | 72 | 68 | 62 |
RD | 67 | 81 | 72 | 75 | 78 |
NODDI | |||||
NDI | 82 | 81 | 84 | 84 | 81 |
ODI | 55 | 58 | 52 | 56 | 54 |
ISOVF | 82 | 77 | 88 | 87 | 79 |
AD, axial diffusivity; DTI, diffusion tensor imaging; FA, fractional anisotropy; ISOVF, isotropic volume fraction; MD, mean diffusivity; NDI, neurite density index; NODDI, neurite orientation dispersion and density imaging; ODI, orientation dispersion index; RD, radial diffusivity; TD, typically developing subjects