Table 9: Description of the RCT comparing MAS to surgery for the treatment of OSA.
| Study | N | Inclusion criteria | Age | Baseline AHI (mean) |
Baseline ESS (mean) |
Mean BMI |
Mean follow- up |
Success rate |
|---|---|---|---|---|---|---|---|---|
| Walker- Engstrom, 2002 (26-30)* |
95 (All male) |
Mild to moderate OSA, (<5 to >25 AHI) 20 to 65 years, Adequate dentition to hold MAS |
49.3 | 18.2 | Not reported |
26.9 | 4.1 years (3.8−5.4) |
1 year: 95% for MAS 70% for UPPP 4 years: 81% for MAS 53% for UPPP |
Note: AHI, apnea hypopnea index; BMI, body mass index; MAS, mandibular advancement splint; UPPP, uvulopalatopharyngoplasty
*
The same group of authors published results for a RCT between 1999-2003.