| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| noninvasive mechanical ventilation | 1.88 | 0.6 | 2446 | 57 | 34 |
| noninvasive | 1.98 | 0.6 | 8745 | 98 | 11 |
| mechanical | 1.68 | 0.3 | 1492 | 98 | 10 |
| ventilation | 1.64 | 0.9 | 3781 | 70 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| noninvasive mechanical ventilation | 0.93 | 0.3 | 7960 | 31 |
