| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ventilation perfusion ratio mismatch | 1.48 | 0.9 | 4838 | 3 | 36 |
| ventilation | 1.77 | 0.5 | 5912 | 7 | 11 |
| perfusion | 1.61 | 0.8 | 6129 | 57 | 9 |
| ratio | 1.89 | 0.3 | 1200 | 89 | 5 |
| mismatch | 1.21 | 0.3 | 6916 | 91 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ventilation perfusion ratio mismatch | 1.67 | 1 | 5771 | 77 |
