A Novel Three-Dimensional Vector Analysis of Axial Globe Position in Thyroid Eye Disease

Table 3

The reliability analysis of CT measurement.

	Intraobserver						Interobserver
	Mean of absolute difference (mm)			ICC			Mean of absolute difference (mm)			ICC
	x-axis	y-axis	z-axis	x-axis	y-axis	z-axis	x-axis	y-axis	z-axis	x-axis	y-axis	z-axis
Landmark
N	0.76	0.46	0.4	0.996	0.999	0.998	0.98	0.54	0.41	0.993	0.993	0.989
S	0.89	0.91	0.43	0.998	0.999	0.997	0.56	0.96	0.89	0.994	0.995	0.991
PoR	0.5	0.7	0.87	0.998	0.997	0.995	0.63	0.82	1.01	0.987	0.984	0.991
PoL	0.5	0.71	0.96	0.999	0.998	0.993	0.69	0.93	0.98	0.991	0.984	0.993
OrR	0.52	0.41	0.97	0.999	0.999	0.994	0.42	0.37	1.02	0.989	0.986	0.968
OrL	0.57	0.49	0.92	0.999	0.999	0.994	0.45	0.41	0.99	0.991	0.993	0.972
LoR	0.71	0.33	0.57	0.998	0.996	0.997	0.68	0.39	0.52	0.981	0.987	0.983
LoL	0.64	0.33	0.48	0.997	0.999	0.996	0.59	0.46	0.54	0.992	0.989	0.978
Corneal apex	0.58	0.58	0.51	0.993	0.988	0.975	0.53	0.47	0.57	0.983	0.981	0.972
Eyeball center	0.59	0.48	0.69	0.988	0.979	0.964	0.56	0.62	0.71	0.981	0.976	0.978
2D exophthalmos	0.48			0.993			0.54			0.987