Journal of Osteoporosis / 2011 / Article / Tab 4

Clinical Study

Predictors of Fracture Risk and Bone Mineral Density in Men with Prostate Cancer on Androgen Deprivation Therapy

Table 4

FRAX score in the prediction of vertebral fracture in men with prostate cancer.

All SubjectsNon-African-AmericanAfrican-American
(N = 78; vertebral(N = 59; vertebral(N = 19; vertebral
Fx = 22/78 = 24.4%)Fx = 18/59 = 31%)Fx = 4/19 = 21%)
ROC AUC95% CIROC AUC95% CIROC AUC95% CI

FRAX (Hip) without BMDbefore X-ray0.550.39–0.700.590.42–0.770.420.15–0.70
after X-ray0.660.53–0.780.630.47–0.780.720.42–1.00

FRAX (Osteo) without BMDbefore X-ray0.590.43–0.750.660.48–0.840.500.22–0.78
after X-ray0.740.62–0.850.730.59–0.870.940.82–1.00

FRAX (Hip) with BMDbefore X-ray0.530.37–0.690.600.42–0.790.640.18–1.00
after X-ray0.660.52–0.800.630.47–0.790.740.39–1.00

FRAX (Osteo) with BMDbefore X-ray0.540.38–0.690.620.43–0.820.690.30–1.00
after X-ray0.720.60–0.840.700.55–0.840.950.84–1.00

ROC: receiver operating characteristic; AUC: area under the curve; CI: confidence interval.
BMD: Bone mineral density; Osteo: osteoporotic.