| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| normal size thoracic aorta | 0.82 | 0.9 | 8182 | 66 | 26 |
| normal | 0.05 | 0.2 | 8465 | 74 | 6 |
| size | 1.56 | 0.9 | 9812 | 18 | 4 |
| thoracic | 1.85 | 0.6 | 103 | 26 | 8 |
| aorta | 1.47 | 0.2 | 4125 | 41 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| normal size thoracic aorta | 0.99 | 0.5 | 5143 | 3 |
| normal size of ascending thoracic aorta | 1.31 | 1 | 6468 | 89 |
| normal size of thoracic aorta diameter | 0.29 | 0.3 | 732 | 10 |
| normal size of descending thoracic aorta | 0.55 | 0.6 | 4873 | 39 |
| normal size of ascending thoracic aorta adult | 1.81 | 0.4 | 7081 | 80 |
