Table 1.

Patient characteristics

Variable value
Age (years) Mean Minimum Maximum	46.9 24 78
Menopausal status (n, %) Fertile Premenopausal Postmenopausal	37 (24.5) 59 (39.1) 55 (36.4)
Breast density (n, %) Heterogeneously dense Extremely dense	102 (67.6) 49 (32.4)
Breast parenchymal enhancement (n, %) Minimal Mild Moderate Marked	12 (7.9) 104 (68.8) 31 (20.5) 4 (2.6)
Lesion localization (n, %) Upper inner Upper outer Lower inner Lower outer	22 (14.2) 104 (67.7) 22 (14.5) 7 (4.6)
Lesion size (n, %) Less than 1 cm More than 1.0 cm and less than 2 cm More than 2.0 cm	27 (14.2) 59 (38.7) 69 (44.5)