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. 2020 Jul 15;16(7):1021–1027. doi: 10.5664/jcsm.8378

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.