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Characteristics of symptoms and aspiration history of patients
| >65 years, cases (%) | >65 years, cases (%) | |
|---|---|---|
| Cough, sputum | 15 (88) | 25 (96) |
| Dyspnea | 6 (35) | 6 (23) |
| Hemoptysis | 4 (24) | 1 (4) |
| Fever | 2 (12) | 2 (8) |
| Chest pain | 1 (6) | 4 (15) |
| Supply the history of aspiration initially | 5 (29) | 13 (50) |
| Recall the history of aspiration after flexible bronchoscopy | 9 (53) | 12 (46) |
| Time for correct diagnosis | 0–3 years | 0–10 years |
