| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sample size estimation calculator for rct | 0.19 | 0.5 | 8724 | 97 | 41 |
| sample | 0.91 | 0.3 | 1677 | 49 | 6 |
| size | 0.36 | 0.4 | 4830 | 60 | 4 |
| estimation | 1.39 | 0.2 | 9269 | 76 | 10 |
| calculator | 1.88 | 0.2 | 6171 | 53 | 10 |
| for | 0.97 | 1 | 3568 | 80 | 3 |
| rct | 0.31 | 0.8 | 8299 | 75 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sample size estimation calculator for rct | 0.89 | 0.8 | 1705 | 96 |
