Table 4.

Biomarkers Versus Imaging/Size

MRI Classification	Distribution	Enhancement	No. of Patients	Ki67 (%)	CD68 (No.)	CD34 (No.)	ER Score	MRI Size (mm)	Pathologic Size (mm)	Pathologic Density Score
Group 1	Focal	All	8
Mean				22.3	24.8	67	3.5	22.1	15.4	1.8
SD				18	11.3	35.6	3.3	24.1	4	0.7
Range				5.3–55.2	8–45	27–140	0–8	4–77	9–20	1–3
Group 2	Linear ductal	All	7
Mean				38.9	29	80.3	3.5	26.9	34.9	1.3
SD				18	7.6	77.2	3	19.2	47.2	0.5
Range				17.2–71	20–42	15–198	0–8	9–60	9–140	1–2
Group 3	Segmental, regional, multiregional	Heterogeneous	12
Mean				24.1	29	69	4.4	49.3	21.9	1.7
SD				16.2	16.3	35.4	2.5	25.1	16.3	0.8
Range				0.9–53	13–73	21–122	0–8	18–93	4–50	1–3
Group 4	Regional, multiregional	Clumped	8
Mean				26.3	62.8	50.8	2.1	71.6	41.9	2.3
SD				11.9	49.5	28.5	3	40.1	31.8	0.5
Range				8.1–43.2	20–145	28–117	0–7	36–158	14–90	2–3
Group 5	Segmental	Clumped	7
Mean				30.5	63.5	64.9	3.4	56.6	43.7	2.9
SD				13.6	51.9	22.6	3.3	9.5	12.8	0.4
Range				15.4–47.6	14–166	17–87	0–7	40–70	24–60	2–3
Group 6	Segmental, regional, multiregional	Homogeneous	3
Mean				29.4	99.7	70	1	71.7	53	2.3
SD				14.5	61.2	12.5	1.7	47.6	35.6	0.6
Range				14.5–43.4	34–155	60–84	0–3	21–114	19–90	2–3

Abbreviations: MRI, magnetic resonance imaging; ER, estrogen receptor; SD, standard deviation.