Table 4

Risk reclassification table comparing Model 1 (standard fracture risk factors alone) to Model 3 (standard fracture risk factors with continuous BMD measurement), using a clinical 8.5% risk cut-off

Model 3: SRF with continuous BMDTotalTotal no.(%) reclassified
<8.5%≥8.5%
Model 1: SRF without BMD<8.5%No.391227618227 (36.7)
%63.336.7
No. of events59
No. of non-events386218
Observed event rate1.3%4.0%
≥8.5%No.30210401342302 (22.5)
%22.577.5
No. of events10121
No. of non-events292919
Observed event rate3.311.6
Total69312671960529 (27.0)
  • BMD, bone mineral density; SRF, standard risk factors.