| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sample size calculator for case control study | 1.71 | 0.6 | 87 | 75 | 45 |
| sample | 1.24 | 0.8 | 954 | 33 | 6 |
| size | 0.53 | 0.2 | 5551 | 76 | 4 |
| calculator | 0.12 | 0.3 | 3424 | 57 | 10 |
| for | 1.47 | 0.7 | 7857 | 18 | 3 |
| case | 1.1 | 0.5 | 129 | 62 | 4 |
| control | 1.17 | 0.5 | 9990 | 70 | 7 |
| study | 1.71 | 0.5 | 9011 | 70 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sample size calculator for case control study | 0.14 | 0.6 | 3203 | 34 |
| sample size case control study | 0.98 | 0.4 | 3704 | 37 |
| case control sample size formula | 1.88 | 0.8 | 3180 | 6 |
| case control sample size | 1.41 | 0.3 | 2160 | 80 |
| sample size for a case study | 0.41 | 0.5 | 7001 | 48 |
| sample size for case study research | 0.19 | 0.5 | 4733 | 34 |
| case control study stats | 1.44 | 0.3 | 3646 | 42 |
| case control study formula | 1.69 | 0.1 | 3606 | 24 |
| nested case-control study sample size | 1.98 | 0.1 | 5798 | 75 |
| sampling method for case control study | 0.67 | 0.2 | 9524 | 17 |
| sampling in case control study | 1.5 | 0.1 | 4496 | 30 |
