Table 3.

Gender subgroup analysis of the correlation between differential CT measurements and DRF on RG.

	Male (n = 31)		Female (n = 45)
Measurement/Calculation	Pearson correlation	p-value	Pearson correlation	p-value
HU	0.673	<0.001	0.249	0.099
Parenchymal Voxel	0.948	<0.001	0.962	<0.001
Parenchymal Volume	0.950	<0.001	0.962	<0.001
Parenchymal Volume × HU	0.950	<0.001	0.962	<0.001
Parenchymal Voxel × HU	0.949	<0.001	0.962	<0.001
Parenchymal Volume × Parenchymal Voxel × HU	0.941	<0.001	0.958	<0.001

Parenchyma defined as both renal cortex and medulla. HU, Hounsfield Units.