Table 2.
Pre-swallow, swallow and post-swallow sound parameters used in CFE + CA
| Pre-swallow | Swallow | Post-swallow |
|---|---|---|
| Normal breathing [54] |
Crisp and clear ‘distinct’ [56] |
Normal breathing [54] |
| Wet breathing [5,54] |
Quick [54] |
Wet breathing [5,54] |
| Rattly chest |
Loud |
Rattly chest |
| Grunting |
Initial discrete sound (IDS) [32,55,57] |
Grunting |
| Crackles |
Bolus transit sound (BTS) [32,55,57] |
Crackles |
| Stridor |
Final discrete sound (FDS) [32,57] |
Stridor |
| Wheeze |
Glottal release sound (GRS) [55] |
Wheeze |
| Throat clearing |
Coordinated |
Throat clearing |
| Coughing [12-14] | Uncoordinated | Coughing [12-14] |