Table 3.

INFVo rating scale

Parameter	Patients (n = 21)	Patients < 65 years (n = 11)	Patients > 65 years (n = 10)	P value*
I	7.7	8	7.5	0.77
N	7	7.7	6.3	0.01
F	7.5	7.7	7.4	0.30
Vo	6.5	7	6	0.39
Total	29.5	31.3	28	0.08

Note:

^*Mann-Whitney test.

Abbreviations: I, intelligibility; N, noise; F, fluency; Vo, voicing.