Table 3 The best five classifiers: Area under the curve and correlation with BMD, age and BMI. Area under the ROC curve (A z ) for each of the best 5 classifiers and the correlation with age Rage, femoral neck BMD (RBMD) and body mass index (RBMI) and associated significance values (P).
Analysis | Profile | ROI | A z (95% CI) | RBMD(P) | Rage(P) | RBMI(P) |
|---|---|---|---|---|---|---|
PCA | PerP | LN | 0.93 (0.87 – 1.00) | 0.09 (0.55) | 0.14 (0.34) | -0.08 (0.58) |
PCA | PerP | UH | 0.84 (0.73 – 0.95) | 0.09 (0.52) | -0.17 (0.24) | -0.03 (0.86) |
PCA | PerP | CH | 0.84 (0.72 – 0.95) | 0.06 (0.70) | 0.27 (0.055) | -0.11 (0.46) |
PCA | CircP | UH | 0.76 (0.63 – 0.89) | -0.16 (0.28) | -0.15 (0.29) | 0.07 (0.62) |
Fractal | ParP | UN | 0.75 (0.61 – 0.89) | -0.30 (0.034) | 0.25 (0.081) | -0.04 (0.78) |