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Table 1 Correlation of radiographic indices with T-Scores at different locatios

From: Are radiographic indices reliable indicators for quantitative bone mineral density and vitamin D status after femoral neck fractures? A retrospective study in 112 elderly patients

   T-Score (total hip) T-Score (femoral neck) T-Score (spine)
Cortical index (ap) correlation (rho r) 0.495 0.408 0.252
significance (p) <0.001 0.004 0.010
Cortical index (lat) correlation (rho r) 0.589 0.405 0.299
significance (p) <0.001 0.005 0.002
Calcar-to-Canal ratio correlation (rho r) −0,292 −0.095 −0.075
significance (p) 0.117 0.631 0.590