Table 5.

Summary of the MDC and MCID values of the HSS-DDI, SWAL-QOL, and MDADI

Measurement	Domain	Distribution-based MDC		Anchor-based MCID
		0.5 SD	SEM	Minimum mean change
HSS-DDI	Total	11	9	10
	Dysphagia	12	10	16
	Dysphonia	11	8	14
SWAL-QOL		9		8
MDADI		8		6

HSS-DDI and SWAL-QOL scores ranged from 0-100; MDADI scores ranged from 20-100; SEM = standard error of measurement.