| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| safety of clinical trials | 0.32 | 0.9 | 9151 | 2 | 25 |
| safety | 1.84 | 0.9 | 6365 | 3 | 6 |
| of | 0.72 | 0.1 | 9238 | 52 | 2 |
| clinical | 0.9 | 0.8 | 6918 | 74 | 8 |
| trials | 0.6 | 0.7 | 6312 | 67 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| safety of clinical trials | 1.6 | 1 | 1063 | 60 |
