Table III.

Comparison between pre- and post-treatment HPRI for the three different exams used.

Parameter	Exam	Median (range)		p-value
		Pretherapy	1 month
HPRIa 0-1b L c	FEES e	0 (0-1)	1 (0-2)	0.021
	VFS f	1 (0-3)	2 (0-3)	0.008
	OPES g	1(0-2)	1 (0-1)	0.480
HPRI 0-1 SL d	FEES	0 (0-2)	1 (0-2)	0.020
	VFS	1 (0-3)	3 (1-3)	0.005
	OPES	1(0-2)	1 (1-2)	0.058

^aHPRI= Hypopharyngeal Retention Index;

^b0-1= parameter worsening score between baseline and 1 month after treatment;

^cL=liquid;

^dSL=semiliquid;

^eFEES= Fibreoptic endoscopic evaluation of swallowing;

^fVFS=Videofluoroscopy;

^gOPES=Oropharyngeal oesophageal scintigraphy