Bolus Residue Scale: An Easy-to-Use and Reliable Videofluoroscopic Analysis Tool to Score Bolus Residue in Patients with Dysphagia

Table 3

Cross-classifications of both gradings given by 4 experts are calculated for 50 swallows: the pattern of agreement (diagonal) and the total frequency of assigned scores for gradings 1 and 2 are shown.

	Grading 2						Total	%
	1	2	3	4	5	6
Grading 1
1	85	3	0	0	0	0	88	44
2	1	25	0	1	1	1	29	14.5
3	0	0	10	1	1	0	12	6
4	0	0	0	40	0	1	41	20.5
5	0	0	0	1	0	1	2	1
6	0	0	0	1	0	27	28	14
Total	86	28	10	44	2	30	200	100
%	43	14	5	22	1	15