Table 3.

Overview of the different conversion formulas of different authors

Authors, year	Formula
Baum et al. 2012 [7]	QCT-value = 0.695 × HU – 7.9
Bauer et al. 2007 [8]	QCT-value = 0.96 × HU – 20.9
Papadakis et al. 2009 [10]	QCT-value = 0.78 × HU + 10.13
Our data	QCT-value = 0.71 × HU + 13.82