Impact of PET on diagnostic understanding (DU) ratings (defined in box 1)
| DU=1 | DU=2 | DU=3 | DU=4 | DU=5 | Missing | Total | |
|---|---|---|---|---|---|---|---|
| Radiological abnormality | 3 | 6 | 12 | 61 | 29 | 1 | 112 |
| Mediastinal staging | 1 | 1 | 1 | 21 | 11 | 1 | 36 |
| Distant staging | 0 | 0 | 2 | 10 | 2 | 2 | 16 |
| Overall | 4 | 7 | 15 | 92 | 42 | 4 | 164 |