| CTL | carbonated thin liquid |
| CThL | carbonated thickened liquids |
| inc | including |
| NCTL | non-carbonated thin liquids |
| PTT | pharyngeal transit time |
| PENASP/PAS | penetration/aspiration scale |
| IPS | initiation of the pharyngeal swallow |
| STD | stage transition duration |
| VDS | dysphagia scale |