Keyword | CPC | PCC | Volume | Score | Length of keyword |
---|---|---|---|---|---|
information bias in case control studies | 0.93 | 0.9 | 6489 | 94 | 40 |
information | 0.07 | 0.6 | 776 | 57 | 11 |
bias | 0.28 | 0.9 | 5917 | 44 | 4 |
in | 0.99 | 0.1 | 3036 | 46 | 2 |
case | 1.86 | 0.3 | 767 | 28 | 4 |
control | 1.64 | 0.1 | 8462 | 8 | 7 |
studies | 1.79 | 0.7 | 8734 | 66 | 7 |