Table 1.

Inter-rater reliability in a group of ‘experts’ and ‘non-experts’ (*Krippendorff‘s α; **Cronbach’s α)

Item tested	α in the group of ‘experts’ (95%-confidence interval)	α in the group of ‘non-experts’ (95%-confidence interval)
Secretion	0.92 (0.84–1.00)*	0.88 (0.78–0.96)*
Spontaneous Swallows	1.00 (1.00–1.00)*	0.87 (0,78–0.96)*
Laryngeal Sensibility/Cough	0.73 (0.59–0.86)*	0.68 (0.54–0.82)*
Decannulation	0.87 (0.76–0.96)*	0.77 (0.63–0.89)*
Sum score	0.94 (0.87–0.98)**	0.91 (0.77–0.99)**