Intra- and Interday Reliability of Spine Rasterstereography

Table 1

ICC and Cα values for intraday, interday, and overall repeated measures of M group.

Parameter	Intraday		Interday		Overall
	Cα	ICC	Cα	ICC	Cα	ICC
Trunk length*	0.987**	0.971**	0.963	0.931	0.981	0.943
Kyphotic angle*	0.976	0.951	0.983**	0.963**	0.984	0.954
Lordotic angle*	0.957	0.912	0.962	0.928	0.972	0.919
Kyphotic apex*	0.917	0.845	0.943	0.896	0.961	0.893
Lordotic apex*	0.983	0.965	0.975	0.952	0.985**	0.958**
Flèche cervicale*	0.958	0.920	0.950	0.907	0.956	0.881
Flèche lombaire*	0.934	0.869	0.868	0.774	0.921	0.796
Trunk imbalance* (°)	0.961	0.923	0.924	0.861	0.956	0.879
Trunk imbalance* (mm)	0.868	0.760	0.855	0.748	0.901	0.737
Pelvic inclination* (mm)	0.954	0.914	0.828	0.700	0.896	0.736
Inflection point ILS*	0.985	0.970	0.970	0.944	0.984	0.952
Inflection point ITL*	0.842	0.734	0.841	0.725	0.871	0.695
Left Lateral deviation	0.887	0.772	0.739	0.596	0.838	0.643
Right Lateral deviation	0.903	0.829	0.932	0.877	0.944	0.852
Left Surface rotation	0.905	0.832	0.922	0.851	0.944	0.849
Right Surface rotation	0.884	0.797	0.869	0.762	0.911	0.766
Pelvic torsion	0.865	0.748	0.682***	0.515***	0.784***	0.534***
Trunk torsion	0.742***	0.598***	0.811	0.625	0.816	0.568
Mean	0.915	0.849	0.883	0.797	0.917	0.797

∗Invariant parameters.
∗∗Highest value.
∗∗∗Lowest value.