Table 1.

Symptoms of aspiration in 553 patients

	Patients after transnasal tracheal intubation (n = 295)	Patients with indwelling tracheotomies (n = 258)
Unexplained fever	17 (5.8%)	39 (15.1%)
Coughing	68 (23.1%)	31 (12.0%)
Bronchitis/pneumonitis	57 (19.32%)	39 (15.1%)
Impaired voice	57 (19.32%)	0 (0%)
Witnessed regurgitation/aspiration event	74 (25.1%)	149 (57.8%)
Others	16 (5.4%)	23 (8.9%)
No data	69 (23.3%)	19 (7.4%)

Since more than one symptom or sign could apply per patient, results sum up to more than 100%