| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| serum creatinine levels kidney failure | 1.27 | 0.2 | 2184 | 25 | 38 |
| serum | 1.93 | 0.1 | 5364 | 20 | 5 |
| creatinine | 1.42 | 0.4 | 931 | 20 | 10 |
| levels | 1.52 | 0.1 | 9929 | 42 | 6 |
| kidney | 1.11 | 0.8 | 1993 | 4 | 6 |
| failure | 1.2 | 0.6 | 3509 | 45 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| serum creatinine levels kidney failure | 0.29 | 0.6 | 6848 | 11 |
