| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sample size in clinical trials | 1.77 | 0.6 | 2394 | 34 |
| sample size determination in clinical trials | 1.14 | 0.2 | 6458 | 95 |
| sample size re-estimation in clinical trials | 1.12 | 0.1 | 2164 | 67 |
| sample size calculator for clinical trials | 0.96 | 1 | 7174 | 49 |
| sample size calculation for clinical trials | 1.33 | 0.1 | 7452 | 5 |
| sample size calculation in clinical trials | 1.45 | 0.9 | 6971 | 33 |
| sample size determination in health studies | 1.12 | 0.8 | 9633 | 36 |
| clinical trial sample size calculation | 0.91 | 0.2 | 2449 | 52 |
| sample size estimation in clinical trial | 0.95 | 0.5 | 6614 | 63 |
| sample size determination in research | 0.61 | 0.5 | 3873 | 29 |
| calculate sample size for clinical trial | 0.96 | 0.5 | 591 | 13 |
| clinical trial sample size | 1.64 | 0.5 | 7966 | 33 |
| small sample size clinical trial | 0.67 | 1 | 5782 | 51 |
| sample size determination pubmed | 1.69 | 0.5 | 5294 | 21 |
| sample size calculation for clinical study | 1.33 | 0.6 | 4644 | 74 |
| clinical trial sample size calculator | 1.92 | 0.5 | 8819 | 73 |
| sample size and its determination | 1.43 | 0.7 | 431 | 24 |
| clinical study sample size | 0.04 | 0.9 | 5093 | 45 |
