| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| cochrane study on masking | 1.3 | 0.8 | 2596 | 80 | 25 |
| cochrane | 1.76 | 0.6 | 686 | 43 | 8 |
| study | 0.49 | 0.9 | 6162 | 81 | 5 |
| on | 0.59 | 0.9 | 9329 | 58 | 2 |
| masking | 0.97 | 0.1 | 7102 | 35 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cochrane study on masking | 1.91 | 0.4 | 9629 | 71 |
