The Egyptian Journal of Otolaryngology

Table 2 Comparison as regard the grade of dysphonia pre- and post-therapy within each group

From: A comparative study of stretch-and-flow voice therapy versus Smith accent method in rehabilitation of hyperfunctional dysphonia: a randomized controlled trial

Group A (SnF group)		Pre-therapy		Post-therapy		Test value	p-value	Sig.
		No	%	No	%
APA
Grade of dysphonia	None	0	0.0%	21	70.0%	38.727	0.000	HS
	Mild	13	43.3%	9	30.0%
	Moderate	9	30.0%	0	0.0%
	Severe	8	26.7%	0	0.0%
Group B (SA group)		Pre-therapy		Post-therapy		Test value	p-value	Sig.
		No	%	No	%
APA
Grade of dysphonia	None	0	0.0%	25	83.3%	44.762	0.000	HS
	Mild	16	53.3%	5	16.7%
	Moderate	11	36.7%	0	0.0%
	Severe	3	10.0%	0	0.0%

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