| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| mortality rate of polio | 1.49 | 0.6 | 7743 | 31 | 23 |
| mortality | 1.58 | 1 | 5977 | 1 | 9 |
| rate | 1.71 | 0.9 | 3001 | 10 | 4 |
| of | 1.15 | 1 | 8842 | 62 | 2 |
| polio | 1.28 | 0.2 | 3195 | 35 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| mortality rate of polio | 0.85 | 0.7 | 3697 | 86 |
| mortality rate of polio before vaccine | 1.13 | 0.1 | 2740 | 55 |
| polio virus mortality rate | 1.36 | 0.5 | 4502 | 42 |
| polio mortality rate 1950 | 1.33 | 1 | 7884 | 68 |
| what is the mortality rate of polio | 0.08 | 0.6 | 1924 | 80 |
| mortality rate of poliomyelitis | 0.81 | 0.9 | 9696 | 71 |
| symptoms and mortality rate of polio | 1.23 | 1 | 1118 | 47 |
| polio infant mortality rate | 1 | 0.9 | 7657 | 92 |
| polio rates before and after vaccine | 1.3 | 0.9 | 7260 | 89 |
| polio vaccine effective rate | 1.52 | 0.3 | 1546 | 52 |
| effectiveness of the polio vaccine | 1.38 | 0.6 | 3430 | 9 |
| death rate of polio virus | 1.46 | 0.3 | 5299 | 14 |
| fatality rate of polio | 1.74 | 1 | 3830 | 11 |
| death rate of polio | 0.83 | 0.5 | 6511 | 97 |
| efficacy of the polio vaccine | 0.04 | 0.3 | 6064 | 96 |
| how effective is the polio vaccine | 0.3 | 0.6 | 1526 | 34 |
| polio vaccine efficacy rates | 0.86 | 0.3 | 131 | 16 |
| polio case fatality rate | 0.37 | 0.4 | 4691 | 42 |
| how effective was the polio vaccination | 1.31 | 0.4 | 9947 | 24 |
