Subject: CMULTIS004-1
Segment: UpperArm
Modality: CT

Digitized Points

	Sphere Fitting
	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	H1		10.09		-13.6998, 231.0308, 842.1238
	H2		9.85		4.1211, 223.9652, 802.0090
	H3		9.86		-31.5077, 213.7999, 809.8624
	H4		9.88		-1.8338, 168.1636, 607.8569

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	H1		H2		44.46
	H1		H3		40.68
	H1		H4		242.85
	H2		H3		37.87
	H2		H4		202.10
	H3		H4		209.21

Sphere Fitting - CT STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	H1		9.44		-13.8811, 231.3148, 842.5373
	H2		9.45		4.4360, 223.8044, 801.6097
	H3		9.47		-31.6393, 213.6484, 809.8837
	H4		9.63		-1.8358, 168.1920, 607.8213

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	H1		H2		45.46
	H1		H3		41.15
	H1		H4		243.35
	H2		H3		38.38
	H2		H4		201.71
	H3		H4		209.25

Differences between digitized and CT registration

Marker 1	Marker 2	Distance Diff			Angle(deg)
H1		H2		1.00 mm [2.21 %]		0.40
H1		H3		0.48 mm [1.15 %]		0.49
H1		H4		0.51 mm [0.21 %]		0.05
H2		H3		0.51 mm [1.32 %]		0.52
H2		H4		-0.39 mm [-0.19 %]		0.10
H3		H4		0.03 mm [0.02 %]		0.06

Average 			0.49 mm [0.85 %]		0.27
Maximum 			1.00 mm [2.21 %]		0.52