Table 3.

Assessment of inter-rater agreement in the interpretation of the degree of facial paralysis impairment.

Reviewer	Chevalier kappa value	L.L.	U.L.	House & Brackmann kappa value	L.L.	U.L.
1	0.900	0.807	0.963	0.929	0.864	0.959
2	0.853	0.719	0.935	0.899	0.806	0.956
3	0.912	0.836	0.955	0.851	0.719	0.926
4	0.923	0.858	0.968	0.809	0.659	0.897
5	0.831	0.533	0.984	0.935	0.876	0.972

L.L., lower limit of the 95% confidence interval; U.L., upper limit of the 95% confidence interval.