Table 3

Analysis of the significance of the various quantitative X-ray outputs as predictors of areal bone mineral density for the multivariate model selected using forward–backward stepwise model selection

EstimateSEt-valueP value
(Intercept)7.391.724.30<0.001
Gender0.04810.022.400.0175
Bone thickness2.630.9132.880.0046
Thickness−0.5660.132−4.28<0.001
Hard tissue fraction−46.117.5−2.630.0095
Bone thickness2−0.3290.111−2.960.0036
Intensity20.000.00−5.57<0.001
Thickness20.0110.00244.61<0.001
Hard tissue fraction2117.540.92.870.0047