| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| obstructive sleep apnea pdf | 1.04 | 0.2 | 8665 | 53 | 27 |
| obstructive | 0.2 | 0.1 | 3737 | 98 | 11 |
| sleep | 0.04 | 1 | 7525 | 79 | 5 |
| apnea | 1.31 | 0.5 | 6235 | 98 | 5 |
| 0.18 | 0.5 | 8904 | 37 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| obstructive sleep apnea pdf | 1.07 | 0.3 | 3857 | 66 |
