3.0 Tesla vs 1.5 Tesla breast magnetic resonance imaging in newly diagnosed breast cancer patients

Table 5 Patient biopsy outcomes n (%)

Characteristic	1.5 Tesla	3.0 Tesla	P value
Imaged patients	98	136
Benign	25 (26)	30 (22)	0.20
High-risk	13 (13)	12 (9)	1.00
Malignant	14 (14)	33 (24)	0.07
Multifocal	9 (9)	22 (16)	0.17
Multicentric	4 (4)	9 (7)	0.57
Ipsilateral	13 (13)	31 (23)	0.09
Contralateral	3 (3)	7 (5)	0.53
Biopsied patients	52 (53)	75 (55)	0.79
Benign	25 (48)	30 (40)	0.47
High-risk	13 (25)	12 (16)	0.26
Malignant	14 (27)	33 (44)	0.06
Multifocal	9 (17)	22 (29)	0.14
Multicentric	4 (8)	9 (12)	0.56
Ipsilateral	13 (25)	31 (41)	0.06
Contralateral	3 (6)	7 (9)	0.52
PPV of abnormal MRI	14/52 (27)	33/75 (44)	0.06

Unless otherwise indicated, data are number of patients and data in parentheses are percentages. MRI: Magnetic resonance imaging; PPV: Positive predictive value.