| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| extradural intramedullary tumor | 1.28 | 0.8 | 8314 | 88 | 31 |
| extradural | 1.5 | 0.2 | 6008 | 11 | 10 |
| intramedullary | 0.15 | 0.4 | 6834 | 2 | 14 |
| tumor | 1.82 | 1 | 7152 | 67 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| extradural intramedullary tumor | 0.39 | 0.1 | 8392 | 40 |
