| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| cochrane review mask effectiveness | 0.84 | 0.3 | 4863 | 82 | 34 |
| cochrane | 1.38 | 1 | 5053 | 55 | 8 |
| review | 1.4 | 0.4 | 6861 | 2 | 6 |
| mask | 1.61 | 0.3 | 3127 | 43 | 4 |
| effectiveness | 1.64 | 0.2 | 8520 | 86 | 13 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cochrane review mask effectiveness | 0.33 | 0.4 | 1286 | 37 |
