Table 2:

Values measured in the corona radiata, located at 70%–75% of the distance along the CSTa

NC (n = 11) (Mean)Alzheimer Disease (n = 10) (Mean)NPH (n = 23) (Mean)NPH vs Alzheimer DiseaseNPH vs NCAlzheimer Disease vs NC
P ValueAUCP ValueAUCP ValueAUC
FA0.44 ± 0.070.39 ± 0.050.51 ± 0.100.01b0.880.040.760.120.76
MD0.88 ± 0.050.89 ± 0.061.30 ± 0.370.02b0.87<0.01b0.940.800.79
RD0.67 ± 0.050.69 ± 0.070.93 ± 0.370.180.650.04b0.760.530.84
AD1.30 ± 0.081.26 ± 0.072.04 ± 0.39<0.01c0.96<0.01c1.00.600.51
MK1.08 ± 0.091.04 ± 0.090.99 ± 0.190.940.520.350.730.660.82
RK1.40 ± 0.141.19 ± 0.221.54 ± 0.420.030.820.340.620.100.82
AK0.86 ± 0.070.97 ± 0.060.63 ± 0.11<0.01c0.97<0.01c0.980.110.67
AWF0.42 ± 0.020.39 ± 0.030.38 ± 0.070.880.660.220.740.120.86
  • Note:—MD indicates mean diffusivity; RD, radial diffusivity; MK, mean kurtosis; RK, radial kurtosis; NC, healthy controls.

  • a Values for the left and right hemispheres did not differ significantly (paired sample t test) and were averaged.

  • b P < .05.

  • c P < .01.