Mean subjective image-quality scores (SD) and average combined scores with frequency of image-quality scores given for FBP and IMR imagesa
| Combined | DR1 | DR2 | DR1 (Frequency) | DR2 (Frequency) | r | ICC | |
|---|---|---|---|---|---|---|---|
| FBP | 2.3 (0.6) | 1.9 (0.8) | 2.8 (0.6) | 6/11/2/1/0 | 0/6/13/4/0 | 0.43 | 0.399 |
| IMR | 3.6 (0.6) | 3.6 (0.8) | 3.7 (0.6) | 0/1/10/6/3 | 0/1/4/15/0 | 0.37 | 0.345 |
| P value | <.001 | <.001 | <.001 |
Note:—ICC indicates intraclass correlation coefficient; DR1, radiologist 1; DR2, radiologist 2.
↵a Combined scores are in column 2. Scores are 1 (poor) to 5 (excellent).