Table 4.

Correlation between FL and HSA indices

	CSA	CTh	SM	BR
DXA-HSA in NN
FLSC	0.70*	0.70*	0.49*	−0.52*
FLFC	0.68*	0.66*	0.60*	−0.52*
DXA-HSA in IT
FLSC	0.66*	0.64*	0.60*	−0.54*#
FLFC	0.78*	0.73*	0.71*	−0.65*#
CT-HSA in NN
FLSC	0.67*	0.61*	0.38*	−0.47*
FLFC	0.69*	0.56*	0.52*	−0.45*
CT-HSA in IT
FLSC	0.62*	0.64*	0.60*	−0.24*#
FLFC	0.77*	0.71*	0.68*	−0.29*#

Values are Pearson's correlation coefficient.

CSA: bone cross-sectional area, SM: section modulus, CTh: average cortical thickness, BR: buckling ratio, NN: narrow neck region, IT intertrochanteric region, FL: fracture load, SC: stance configuration, FC: fall configuration.

*p<0.001.

^#Significantly different between HSA-DXA and CT-DXA (p<0.001).