| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| mediastinal emphysema definition | 0.38 | 0.7 | 7778 | 11 | 32 |
| mediastinal | 0.18 | 0.6 | 9100 | 35 | 11 |
| emphysema | 0.98 | 0.6 | 2119 | 43 | 9 |
| definition | 0.37 | 0.3 | 9739 | 4 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| mediastinal emphysema definition | 0.78 | 0.3 | 488 | 23 |
