Evaluation of the quality of breast positioning by CC view and MLO view
| Assessment category | Right-side images | Left-side images | ||
|---|---|---|---|---|
| No. | % (95% CI) | No. | % (95% CI) | |
| CC view | ||||
| Adequate | 876 | 77.7 (74.2 to 81.0) | 913 | 81.0 (77.5 to 84.2) |
| Critical failure | 251 | 22.3 (19.0 to 25.8) | 214 | 19.0 (15.8 to 22.5) |
| Total | 1127 | 100.0 | 1127 | 100.0 |
| MLO view | ||||
| Adequate | 902 | 80.0 (75.9 to 83.7) | 929 | 82.4 (78.4 to 86.0) |
| Critical failure | 225 | 20.0 (16.3 to 24.1) | 198 | 17.6 (14.0 to 21.6) |
| Total | 1127 | 100.0 | 1127 | 100.0 |
Note: CC = craniocaudal, CI = confidence interval, MLO = mediolateral oblique.