Polysomnographic results
| Baseline (pre implant) | 6 Months after implantation | |
| Responders (N=4) | ||
| AHI (/h sleep) | 32±15 | 11±7∗∗ |
| MAI (/h sleep) | 34±12 | 9±3∗ |
| Total number of arousals | 170±55 | 55±16∗ |
| Total number of respiratory arousals | 64±31 | 8±8∗ |
| Non-Responders (N=3) | ||
| AHI (/h sleep) | 35±14 | 53±14 |
| MAI (/h sleep) | 34±6 | 38±13 |
| Total number of arousals | 200±51 | 201±81 |
| Total number of respiratory arousals | 102±53 | 125±95 |
* p<0.05, ** AHI reduction of 50% and <20