Altered diffusion tensor imaging (DTI) parameters in brain parenchyma after traumatic brain injury

Egyptian Journal of Radiology and Nuclear Medicine

Table 3 Validity of FA genue, splenium and CS tracts in discriminating trauma cases from controls

FA		AUC (95% CI)	P value	Cutoff point	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)	Accuracy (%)
Genue	Right	0.944 (0.864–1.0)	0.001*	0.7505	91.7	83.3	95.7	71.4	96.7
Genue	Left	0.896 (0.782–1.0)	0.003*	0.682	87.5	83.3	95.5	62.5	86.7
Splenium	Right	0.972 (0.919–1.0)	< 0.001*	0.8152	95.8	83.3	95.8	83.3	93.3
Splenium	Left	0.938 (0.851–1.0)	0.001*	0.820	91.7	83.3	95.7	71.4	90.0
CS	Right	0.854 (0.721–0.987)	0.008*	0.600	79.2	83.3	95.0	50.0	80.0
CS	Left	0.875 (0.747–1.0)	0.005*	0.646	83.3	66.7	90.9	50.0	80.0

*Significance of FA alone, MD alone and combined FA and MD
AUC—area under curve, PPV—positive predictive value, NPV—negative predictive value