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Results from the questionnaire and swallowing tests expressed in number of symptoms according to lung function
| Lung function (GOLD) | Number (%) | 0 (%) | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|---|
| Stage 2 | 13 (26) | 6 | 3 | 2 | 1 | 1 | 0 |
| Stage 3 | 17 (33) | 5 | 7 | 2 | 2 | 1 | 0 |
| Stage 4 | 21 (41) | 0 | 4 | 8 | 5 | 2 | 2 |
| Total | 51 | 11 (22) | 14 (28) | 12 (24) | 8 (16) | 4 (8) | 2 (4) |
Abbreviation: GOLD, Global Initiative for Chronic Obstructive Lung Disease.
