Table 2:
Imaging characteristics including modality that resulted in BIRADS 3, lesion location and lesion morphology, and follow-up.
| Characteristic | Value (%) |
|---|---|
| Modality | |
| Mammogram & Ultrasound | 590/1,037 (56.9%) |
| Mammogram alone | 404/1,037 (39.0%) |
| Ultrasound alone | 41/1,037 (3.95%) |
| Laterality | |
| Left | 462/1,037 (44.6%) |
| Right | 516/1,037 (49.8%) |
| Both | 59/1,037 (5.7%) |
| Morphology | |
| Asymmetry/ Architectural Distortion | 512/1,037 (49%) |
| Grouped calcifications | 398/1,037 (38%) |
| Noncalcified circumscribed mass | 90/1,037 (9%) |
| Other | 37/1,037 (4%) |
| Follow-up rates * | |
| At 6 months | 1,007/1,037 (97.1%) |
| At 12 months | 979/1,022 (95.8%) |
| At 18-24 months | 876/1,011 (86.7%) |
Denominator adjusted for benign pathology from biopsy at prior follow-up.