Age, yr, mean ± SD† | 58.7 ± 9.2 |
Body mass index, mean ± SD‡ | 25.4 ± 6.8 |
Modality§ |
Computed radiography | 445 (39.5) |
Digital radiography | 680 (60.3) |
Unknown | 2 (0.2) |
Type of examination |
Screening | 880 (78.1) |
Diagnostic | 244 (21.7) |
Unknown | 3 (0.3) |
Breast size (cm) |
Small (< 8) | 465 (41.3) |
Medium (8–14.9) | 588 (52.2) |
Large (≥ 15) | 67 (5.9) |
Unknown | 7 (0.6) |
Breast type |
Regular | 955 (84.7) |
Cosmetic or plastic surgery¶ | 38 (3.4) |
Partial mastectomy | 68 (6.0) |
Other surgical scars | 19 (1.7) |
Combination** | 19 (1.7) |
Unknown | 28 (2.5) |
Specific condition |
None | 1069 (94.9) |
Limited mobility (e.g., wheelchair) | 6 (0.5) |
Shoulder pain | 6 (0.5) |
Sensitive or very sensitive patient | 7 (0.6) |
Other | 2 (0.2) |
Unknown | 37 (3.3) |
Cutaneous markers | 156 (13.8) |
Images compared with those from previous examination | 929 (82.4) |