A few months before the incident, the manufacturing process had been changed in such a way as to lower the humidity level of the mixture from 3-4 % to 2 %, and also to lower the apparent density.
2.
Methods to correct for this shortcoming include the calculation of a volume that is approximated from the projected area measure by DXA . DXA BMD results adjusted in this manner are referred to as the bone mineral apparent density ( BMAD ) and are a ratio of the bone mineral content versus a cuboidal estimation of the volume of bone.