Fig. 4From: The analysis of sacrum and coccyx length measured with computerized tomography images depending on sexa The measurement of the distance between anterior sacral width (ASW) and left-right auricular surface (LRFA- S) on axial plane. b The measurement of the sagittal (S1-S) and transverse (S1-T) length of sacral 1st vertebra on the axial planeBack to article page