| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| slow wave sleep stage | 1.11 | 0.8 | 2246 | 95 | 21 |
| slow | 0.84 | 0.1 | 1971 | 77 | 4 |
| wave | 0.38 | 0.8 | 6571 | 75 | 4 |
| sleep | 1.61 | 0.8 | 2206 | 7 | 5 |
| stage | 0.04 | 0.7 | 4074 | 84 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| slow wave sleep stage | 1.23 | 0.1 | 5523 | 19 |
