Table 3. Prospective Studies of DXA and Ultrasound Reporting Hip Fractures

Cohort Population Age Range Followup (years) N Probability of hip fracture Probability of Hip Fracture1
DXA of the hip2 QUS of the heel2
"low risk" "high risk" "low risk" "high risk"
Study of Osteoporotic Fractures (SOF) (92, 94-96) Community-dwelling white women from four areas in the U.S. recruited from lists. >65 1.8-2.9 5236 0.009 0.005 0.023 0.006 0.018
65-79 2.9         0.006 0.23
>80 2.9            
65-69 1.8 2371 0.003 0.0028 0.005    
70-74 1.8 3013 0.0076 0.005 0.016    
75-79 1.8 1728 0.007 0.003 0.019    
80-84 1.8 731 0.018 0.007 0.049    
>85 1.8 291 0.024 0.014 0.028    
Epidemiologie de L'Osteoporos (EPIDOS) (97-100) Women from five cities in France recruited from voting lists and health insurance companies. >75 2 5656 0.02 0.033 0.008 0.012 0.029
<80 2 3982 0.013 0.002 0.025    
>80 2 3616 0.028 0.006 0.04    

1Probability of hip fracture if bone density was classified as high or low risk.
2DXA=Dual energy x-ray absorptiometry, QUS=Quantitative ultrasound.

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