Table 2 Demographic and histopathological characterization of the study population
From: Development and validation of a four-dimensional registration technique for DCE breast MRI
Characteristic | Value |
|---|---|
Number of included lesions | 160 in 154 patients |
Patient age, mean (range) in years | 47 (24–75) |
High-risk patients*, n (%) | 80 (50) |
Tumor size, median (range) in mm | 15.5 (0.9–170) |
Lymph node involvement, n (%) | 48 (30) |
Focality/centricity, n (%) | |
 Unifocal | 127 (79) |
 Multifocal | 19 (12) |
 Multicentric | 14 (9) |
Tumor entity, n (%) | |
 Ductal carcinoma in situ (DCIS) | 14 (9) |
 Invasive carcinoma of no special type (NST) | 110 (69) |
 Invasive lobular carcinoma | 27 (17) |
 Invasive papillary carcinoma | 2 (1) |
 Mucinous carcinoma | 2 (1) |
 Tubular carcinoma | 2 (1) |
 Medullary carcinoma | 2 (1) |
 Carcinoma with medullary features | 1 (1) |
Precancerous component, n (%) | |
 DCIS component | 96 (60) |
 LCIS component | 6 (4) |
 None | 58 (36) |
Grading, n (%) | |
 G1 | 24 (15) |
 G2 | 90 (56) |
 G3 | 46 (29) |
Immunohistochemical subtype, n (%) | |
 Luminal A | 34 (21) |
 Luminal B | 85 (53) |
 Triple-negative | 22 (14) |
 HER2-positive | 2 (1) |
 Unknown | 3 (2) |
 Not applicable (DCIS) | 14 (9) |