Table 2.

Agreement in degree of obstruction in the supine position comparing jaw thrust and the boil-and-bite MAD.

Level	Degree of Obstruction	Supine Position	Jaw Thrust (N)	MyTAP (N)	Overall Percentage of Agreement	κ	Interpretation κ
V	0	7	18	29	60%	0.41	Moderate
	1	9	22	16
	2	44	20	15
O	0	30	35	49	68.3%	0.35	Fair
	1	4	13	8
	2	26	12	3
T	0	18	43	28	58.3%	0.28	Fair
	1	16	12	23
	2	26	5	9
E	0	25	52	32	56.7%	0.14	Slight
	1	12	6	15
	2	13	2	13

0 = <50% of obstruction, 1 = 50–75% of obstruction, 2 = >75% of obstruction, E = epiglottis, MAD = mandibular advancement device, O = oropharynx, T = tongue base, V = velum.