| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| observational design model | 1.71 | 0.5 | 9069 | 85 | 26 |
| observational | 0.75 | 0.1 | 1217 | 7 | 13 |
| design | 1.27 | 0.1 | 721 | 54 | 6 |
| model | 1.74 | 0.9 | 8995 | 66 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| observational design model | 1.83 | 0.2 | 4948 | 100 |
