High-resolution 3D micro-CT imaging of breast microcalcifications: a preliminary analysis

BMC Cancer

Table 2 Overview of the 3D morphological parameters analysed as averages over all microcalcifications per patient

Cases	Obj.V (mm ³ )	Obj.S (mm ² )	Obj.S/Obj.V (1/mm)	St.Th (mm)	SMI	Obj.N
Benign 1	0.0150	0.28	142.86	0.27	2.88	64
Benign 2	0.0237	0.37	59.53	0.30	3.69	24
Benign 3	0.0203	0.37	51.01	0.29	3.13	59
Benign 4	0.0050	0.14	79.07	0.20	3.07	15
Benign 5	0.0156	0.34	55.93	0.22	2.96	21
Mean ± SD	0.0159 ± 0.0071	0.30 ± 0.10	77.68 ± 37.96	0.26 ± 0.04	3.02 ± 0.11	36.60 ± 23.03
Malignant 1	0.0269	0.49	84.85	0.26	2.94	13
Malignant 2	0.0075	0.20	46.46	0.20	3.10	29
Malignant 3	0.0024	0.08	99.66	0.18	3.05	214
Malignant 4	0.0041	0.13	77.26	0.18	3.10	110
Malignant 5	0.0028	0.10	76.80	0.15	3.08	27
Malignant 6	0.0031	0.10	101.12	0.17	3.03	21
Mean ± SD	0.0078 ± 0.0095	0.18 ± 0.16	81.02 ± 19.96	0.19 ± 0.04	3.05 ± 0.06	69.00 ± 79.39
Sign Man-U	0.126	0.126	0.662	0.017*	1.00	0.662

Object Volume (Obj.V) in mm³, Object Surface (Obj.S) in mm², Object Surface/Object Volume (Obj.S/Obj.V) in 1/mm, Structure Thickness (St.Th) in mm, Structure Model Index (SMI), and Object Number (Obj.N). Bottom row gives the significance of group differences.

ISSN: 1471-2407