Diagnostic utility of brain MRI volumetry in comparing traumatic brain injury, Alzheimer disease and behavioral variant frontotemporal dementia

Table 3 Model 2 Volume (ml) results

Classification method	% of original grouped cases correctly classified		% of cross-validated cases correctly classified
Discriminant analysis	89.8%		79.6%
Automatic linear modeling predictor region			Predictor importance
Right caudate			0.12
Left caudate			0.11
Left cerebellum			0.10
Right thalamus			0.10
Left ventral diencephalon			0.10
Brainstem			0.10
CSF			0.10
Right parietal lobe			0.07
Left frontal lobe			0.06
Right frontal lobe			0.05
Diagnostic group	Sensitivity	Specificity	Area under the curve
TBI	100%	100%	100%
bvFTD	95%	91.3%	98.7%
EOAD	95.6%	90.2%	98.4%
LOAD	90.6%	90.5%	95.9%

ISSN: 1471-2377