| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is refractive error in vision | 0.36 | 0.7 | 4321 | 83 | 34 |
| what | 0.01 | 0.2 | 5534 | 75 | 4 |
| is | 0.66 | 1 | 2277 | 37 | 2 |
| refractive | 0.09 | 0.6 | 5635 | 84 | 10 |
| error | 1.49 | 0.2 | 5023 | 80 | 5 |
| in | 1.01 | 0.7 | 7439 | 68 | 2 |
| vision | 1.74 | 0.5 | 2715 | 8 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is refractive error in vision | 1.03 | 1 | 1391 | 39 |
| refractive error vision | 0.02 | 0.7 | 8333 | 29 |
| what is a refractive error | 1.35 | 1 | 8474 | 97 |
| refractive errors of eye | 1.54 | 1 | 6262 | 67 |
| what is a refraction error | 0.55 | 0.1 | 3176 | 57 |
| error of refraction in eyes | 1.21 | 0.6 | 7910 | 45 |
| which condition is a common refractive error | 1.61 | 0.4 | 2369 | 96 |
| error of refraction/eye disorders | 0.38 | 0.8 | 49 | 4 |
| refractive errors of eye pdf | 0.4 | 0.9 | 3525 | 22 |
| error of refraction means | 0.47 | 1 | 6146 | 14 |
| refractive error vs astigmatism | 1.27 | 0.6 | 2992 | 87 |
