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Table 2 Prevalence and type of swallowing dysfunction on VFSE

From: Dysphagia in Lewy body dementia - a clinical observational study of swallowing function by videofluoroscopic examination

Variable, n (%)

All patients (n = 26)

DLB (n = 20)

PDD (n = 6)

Any type of swallowing dysfunction

24 (92%)

18 (90%)

6 (100%)

Oral dysfunction

13 (50%)

10 (50%)

3 (50%)

Pharyngeal dysfunction

23 (88%)

17 (85%)

6 (100%)

- delayed pharyngeal initiation

16 (62%)

12 (60%)

4 (67%)

- pharyngeal retention

13 (50%)

9 (45%)

4 (67%)

- penetration/aspiration

11 (42%)

9 (45%)

2 (33%)

Oral and pharyngeal dysfunction

12 (46%)

9 (45%)

3 (50%)

Total swallowing dysfunction score, median (range)

2p (0–4p)

2p (0–3p)

2p (1–4p)

  1. There were no significant differences between DLB and PDD regarding any variable.