Table 2.

Summary of the results for the strongest validated features

Training data set
Validation data set
Combined data set
Unadjusted
Adjusted for age and BMI
FeatureOR*AUCAUCOR* (95% CI)AUCOR* (95% CI)AUC
PD1.350.5870.5811.32 (1.14-1.54)0.5841.49 (1.25-1.78)0.604
Laws (E5L5 M2 scale 16)1.470.5970.5731.32 (1.14-1.54)0.5841.44 (1.22-1.71)0.610
Markovian (#23 S8 level 1)1.510.6080.5781.36 (1.16-1.58)0.5941.36 (1.17-1.60)0.611
Run length (X direction #3 level 64)1.450.5990.5831.37 (1.16-1.63)0.5901.44 (1.20-1.73)0.609
Wavelet (O5 D M2)1.520.6230.5541.34 (1.15-1.56)0.5881.37 (1.17-1.61)0.608
Fourier (normal 2)1.570.6270.5681.41 (1.21-1.66)0.5981.50 (1.27-1.77)0.622
Power law1.350.5890.5791.35 (1.16-1.58)0.5841.49 (1.25-1.78)0.613
  • * ORs, per SD change.

  • OR originally <1.0 (inverted for consistency and ease of comparison).