| Patient Category | % Increase NST to THT | % Increase CE to THT | 
| Control | 10.0 | 15.4 | 
| Edentulous | 186.9 | 191.8 | 
| Mallampati 3 | 33.9 | 44.5 | 
| Bearded | 83.3 | 44.3 | 
| OSA | 85.1 | 78.6 | 
| All Experimental Subjects* | 85.1 | 78.6 |