| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| oxidative stress in copd | 0.97 | 0.8 | 6876 | 18 | 24 |
| oxidative | 1.18 | 0.3 | 1755 | 7 | 9 |
| stress | 0.06 | 0.3 | 1580 | 57 | 6 |
| in | 0.05 | 0.7 | 9584 | 59 | 2 |
| copd | 0.06 | 0.3 | 103 | 11 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oxidative stress in copd | 1.57 | 0.9 | 327 | 72 |
