Table 5. Reproducibility of SPECTRA consensus method when measuring with XtremeCT I and XtremeCT II for Dataset 3 containing n=10 joints.

Measure	ICC	Lower 95%	Upper 95%	PE (SD)	PE (%CV)
JSV (µm3)	0.85	0.407	0.963	8.06	8.03
JSW (mm)	0.959	0.833	0.99	0.08	3.97
Min (mm)	0.937	0.757	0.984	0.13	13.2
Max (mm)	0.636	-0.332	0.907	0.06	2.19
AS (–)	0.896	0.585	0.974	0.42	12.59

JSV, joint space volume; JSW, joint space width; Min, minimum joint space width; Max, maximum joint space width; AS, joint asymmetry.