Clip orientation and diagnostic quality at the clip site
| Position of Clip to Scan Plane | Completely Diagnostic | Clinically Useful | Not Diagnostic |
|---|---|---|---|
| In plane | 3 (6.3%) | 25 (52%) | 20 (42%) |
| (24 clips, 48 evaluations*) | |||
| Diagonal | 6 (15%) | 25 (63%) | 9 (23%) |
| (20 clips, 40 evaluations) | |||
| Perpendicular | 3 (25%) | 8 (67%) | 1 (8.3%) |
| (6 clips, 12 evaluations) | |||
| Total (all positions) | 12 (12%) | 58 (58%) | 30 (30%) |
| (50 clips, 100 evaluations) |
* A double reading per clip site results in twice as many evaluations as clip sites.