| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| examples of selection bias epidemiology | 0.32 | 0.2 | 3267 | 53 | 39 |
| examples | 0.86 | 0.7 | 1269 | 85 | 8 |
| of | 1.51 | 1 | 1935 | 12 | 2 |
| selection | 1.21 | 0.2 | 3576 | 45 | 9 |
| bias | 1.77 | 0.8 | 8588 | 96 | 4 |
| epidemiology | 0.21 | 0.8 | 246 | 30 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| examples of selection bias epidemiology | 1.47 | 0.3 | 2186 | 69 |
