| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| how does copd affect ventilation | 0.43 | 0.9 | 1065 | 61 | 32 |
| how | 1.9 | 0.9 | 4647 | 73 | 3 |
| does | 0.44 | 0.3 | 6473 | 39 | 4 |
| copd | 0.03 | 0.7 | 2727 | 89 | 4 |
| affect | 1.47 | 0.9 | 2013 | 53 | 6 |
| ventilation | 1.97 | 0.1 | 3221 | 81 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how does copd affect ventilation | 0.62 | 0.2 | 4021 | 56 |
| how does copd affect respiratory system | 1.22 | 0.8 | 7927 | 14 |
| how does copd affect breathing | 0.8 | 0.8 | 5692 | 78 |
| how does copd affect respiratory rate | 1.49 | 0.4 | 5626 | 95 |
| how does copd affect the lungs | 0.54 | 0.9 | 3222 | 94 |
| is copd a ventilation or oxygenation problem | 1.3 | 0.9 | 18 | 12 |
| copd and mechanical ventilation | 1.96 | 0.7 | 3860 | 26 |
| copd patients on ventilators | 0.17 | 0.4 | 6152 | 40 |
| copd effects on respiratory system | 0.07 | 0.1 | 8726 | 10 |
| copd effects on respiration | 1.92 | 0.1 | 7093 | 78 |
| impact of copd on respiratory system | 1.78 | 0.1 | 7338 | 40 |
| respiratory effects on copd | 0.13 | 0.7 | 3788 | 88 |
| what effects does copd have | 0.37 | 0.5 | 3438 | 25 |
| what happens in the lungs with copd | 1.77 | 0.7 | 3928 | 90 |
| what happens during copd | 1.35 | 1 | 3990 | 88 |
| copd effects on the lungs | 1.88 | 0.5 | 1204 | 66 |
| physiological effects of copd | 0.79 | 0.7 | 5810 | 47 |
