| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| influenza vaccine effectiveness in elderly | 1.59 | 1 | 6924 | 71 | 42 |
| influenza | 0.16 | 0.5 | 407 | 70 | 9 |
| vaccine | 1.79 | 0.2 | 1856 | 60 | 7 |
| effectiveness | 1.93 | 0.3 | 3262 | 61 | 13 |
| in | 1.75 | 0.3 | 1777 | 47 | 2 |
| elderly | 1.84 | 0.2 | 7927 | 49 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| influenza vaccine effectiveness in elderly | 0.12 | 0.8 | 6419 | 21 |
