Table 2.

Segmentation Comparison for Healthy Subjects (N=80 bones)

	WRIST vs. Observer 1			WRIST vs. Observer 2			Observer 1 vs. Observer 2
Bone	Dice	Jaccard	Hausdorff	Dice	Jaccard	Hausdorff	Dice	Jaccard	Hausdorff
Scaphoid	93.7 ± 4.9	88.4 ± 8.1	3.6 ± 3.8	93.7 ± 5.0	88.6 ± 8.3	3.6 ± 3.8	98.0 ± 1.4	96.0 ± 2.6	0.9 ± 0.3
Lunate	93.7 ± 2.8	88.4 ± 5.0	1.4 ± 0.8	93.8 ± 3.4	88.5 ± 6.0	1.5 ± 0.9	97.6 ± 1.4	95.4 ± 2.7	0.9 ± 0.3
Triquetrum	93.3 ± 3.6	88.9 ± 4.3	3.1 ± 5.8	93.2 ± 3.7	88.8 ± 4.5	3.0 ± 5.9	97.6 ± 1.5	95.3 ± 2.8	1.3 ± 0.5
Pisiform	91.4 ± 3.7	84.3 ± 6.2	1.2 ± 0.5	91.1 ± 3.6	83.9 ± 6.1	1.4 ± 0.6	96.3 ± 2.4	93.0 ± 4.4	1.1 ± 0.6
Trapezium	93.1 ± 2.6	87.1 ± 4.5	2.3 ± 0.4	92.6 ± 2.9	86.3 ± 4.8	2.3 ± 0.6	96.4 ± 2.6	93.1 ± 4.7	1.7 ± 0.8
Trapezoid	92.1 ± 3.5	85.5 ± 5.9	1.9 ± 0.6	92.0 ± 3.9	85.3 ± 6.4	1.9 ± 0.5	96.2 ± 2.3	92.6 ± 4.1	1.5 ± 0.6
Capitate	94.5 ± 2.0	90.3 ± 3.0	2.8 ± 2.7	94.5 ± 2.6	90.3 ± 4.0	2.6 ± 2.9	97.3 ± 1.4	94.8 ± 2.6	1.8 ± 0.8
Hamate	92.1 ± 4.3	85.6 ± 7.2	5.1 ± 4.8	92.2 ± 4.1	85.7 ± 7.0	5.3 ± 4.7	96.9 ± 1.6	94.0 ± 3.0	1.9 ± 0.8
Overall	93.0 ± 3.7	87.3 ± 6.0	2.7 ± 3.4	92.9 ± 3.9	87.2 ± 6.4	2.7 ± 3.4	97.1 ± 2.0	94.3 ± 3.7	1.4 ± 0.7