| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ventilation perfusion scan vs ctpa | 1.9 | 0.3 | 2894 | 33 | 34 |
| ventilation | 1.65 | 0.5 | 7412 | 41 | 11 |
| perfusion | 1.39 | 0.5 | 4388 | 58 | 9 |
| scan | 1.16 | 0.6 | 9788 | 65 | 4 |
| vs | 0.49 | 0.4 | 5805 | 29 | 2 |
| ctpa | 1.42 | 0.5 | 6176 | 27 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ventilation perfusion scan vs ctpa | 1.56 | 0.6 | 7779 | 25 |
