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Change in PAS between thin liquids and carbonated liquids for different dysphagia etiologies
| PASthin | PAScarb | P-valuea | |
|---|---|---|---|
| Median (IQR) | Median (IQR) | ||
| All patients | 7 (4–8) | 4.5 (2–8) | 0.0002 |
| Neurogenic dysphagia | 7 (4–8) | 5 (2–8) | 0.07 |
| Head and neck oncology with radiation | 4 (4–8) | 4 (2.2–7.8) | 0.10 |
| Deconditioning | 6 (4–8) | 4 (1–5.2) | 0.001 |
| Non-oncologic neck surgery | 7 (3–8) | 3 (2–8) | 0.66 |
PAS Penetration–Aspiration Scale; IQR interquartile range
aWilcoxon signed-rank test
