Table 2.

Effects of observer variability on pectoral muscle boundary identification using AD-based approach

		FP (%)	FN (%)	d ave (mm)	d Hau (mm)
(J1, T1)	Mean	1.98	3.41	1.21	3.62
	Standard deviation	3.31	4.86	2.27	5.43
(J1, T2)	Mean	1.82	3.21	1.33	3.79
	Standard deviation	3.40	5.02	1.99	5.56
(T1, T2)	Mean	2.02	3.58	0.98	3.87
	Standard deviation	2.72	5.27	2.18	5.32
(AD, J1)	Mean	2.12	3.78	1.67	4.33
	Standard deviation	3.42	5.18	1.87	4.83
(AD, T1)	Mean	2.21	3.67	1.46	4.17
	Standard deviation	3.13	4.79	1.95	5.48
(AD, T2)	Mean	2.32	3.81	2.12	3.47
	Standard deviation	3.45	5.21	1.83	4.57