Table 2.

Flow-resistant tube total Voice Handicap Index (VHI) change scores.

Subject	Pre-VHI	Post-VHI	Change
F03	60	4	−56
F16	23	25	2
F19	46	37	−9
F20	18	8	−10
F23	33	27	−6
F24	39	17	−22
F26	46	30	−16
F28	23	15	−8
M13	60	45	−15
M15	46	8	−38
Average	39.4	21.6	−17.8
SD	15.0	13.5	17.2