Subject: CMULTIS011-1
Segment: UpperLeg
Modality: Compare MRI and CT



Sphere Fitting - CT STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	F1		9.60		-22.7296, 245.4161, 1467.4504
	F2		9.55		12.7127, 225.5349, 1457.4052
	F3		9.45		-41.9361, 232.2052, 1431.1424
	F4		9.69		39.2843, 207.8724, 1022.4453
	F5		9.58		32.3506, 206.0341, 1046.4244
	F6		9.54		-53.5702, 194.0335, 1026.8322

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	F1		F2		41.86
	F1		F3		43.15
	F1		F4		450.87
	F1		F5		426.44
	F1		F6		444.67
	F2		F3		61.00
	F2		F4		436.13
	F2		F5		411.91
	F2		F6		436.78
	F3		F4		417.40
	F3		F5		392.70
	F3		F6		406.27
	F4		F5		25.03
	F4		F6		93.98
	F5		F6		88.94

Sphere Fitting - MRI STL

	Marker		Radius (mm)	Coordinates [x,y,z] (mm)
	F1		8.46		-22.6698, 245.3716, 1468.4724
	F2		8.56		13.1493, 225.6824, 1457.6735
	F3		8.50		-42.3962, 232.2150, 1430.8508
	F4		8.30		39.8659, 207.8826, 1022.7867
	F5		7.83		32.4097, 206.0175, 1045.8342
	F6		7.92		-54.2472, 193.9273, 1026.0823

	Distances between markers
	Marker 1	Marker 2	Distance (mm)
	F1		F2		42.28
	F1		F3		44.47
	F1		F4		451.61
	F1		F5		428.03
	F1		F6		446.49
	F2		F3		62.03
	F2		F4		436.07
	F2		F5		412.76
	F2		F6		437.97
	F3		F4		416.98
	F3		F5		393.09
	F3		F6		406.75
	F4		F5		24.30
	F4		F6		95.20
	F5		F6		89.70

Differences between CT and MRI registration

Marker 1	Marker 2	Distance Diff			Angle(deg)
F1		F2		-0.42 mm [-0.99 %]		1.03
F1		F3		-1.32 mm [-3.07 %]		0.65
F1		F4		-0.74 mm [-0.16 %]		0.06
F1		F5		-1.59 mm [-0.37 %]		0.04
F1		F6		-1.81 mm [-0.41 %]		0.08
F2		F3		-1.03 mm [-1.69 %]		0.26
F2		F4		0.06 mm [0.01 %]		0.03
F2		F5		-0.85 mm [-0.21 %]		0.06
F2		F6		-1.19 mm [-0.27 %]		0.13
F3		F4		0.42 mm [0.10 %]		0.16
F3		F5		-0.39 mm [-0.10 %]		0.07
F3		F6		-0.47 mm [-0.12 %]		0.03
F4		F5		0.73 mm [2.93 %]		1.80
F4		F6		-1.22 mm [-1.29 %]		0.69
F5		F6		-0.76 mm [-0.85 %]		0.01

Average 			0.87 mm [0.84 %]		0.34
Maximum 			1.81 mm [3.07 %]		1.80