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Table 4 Validity of MD genue in discriminating trauma cases from control group

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

MD

 

AUC (95% CI)

P value

Cutoff point

Sensitivity (%)

Specificity (%)

PPV (%)

NPV (%)

Accuracy (%)

Genu

Right

0.913 (0.774–1.0)

< 0.001*

0.706

91.7

83.3

95.7

71.4

90.0

Left

.979 (0.936–1.0)

< 0.001*

0.722

95.8

83.3

95.8

83.3

93.3

Splenium

Right

0.972 (0.919–1.0)

< 0.001*

0.743

91.7

83.3

95.7

71.4

90.0

Left

0.958 (0.886–1.0)

< 0.001*

0.680

91.7

83.3

71.4

90.0

71.4

CS

Right

0.882 (0.758–1.0)

0.004*

0.7065

91.7

66.7

91.7

66.7

86.7

Left

0.938 (0.851–1.0)

0.001*

0.712

87.5

83.3

95.5

62.5

86.7

  1. *Significance of FA alone, MD alone and combined FA and MD