VHI

Group I (n = 40)

Group II (n = 23)

p value^{a}


FDA


Cough

a

17 (42.5%)

2 (8,6%)

p = 0.00001

b

14 (35%)

2 (8,6%)

c

8 (20%)

6 (26%)

d

1 (2.5)

9 (39,1%)

e

0 (0%)

4 (17,3%)

Swallowing

a

22 (55.0%)

2 (8.6%)

p = 0.00009

b

12 (30%)

5 (21.7%)

c

6 (15.0%)

10 (43.4%)

d

0 (0%)

5 (21.7%)

e

0 (0%)

1 (4.3%)

Saliva control

a

20 (50.0%)

2 (8.6%)

p = 0.00012

b

14 (35.0%)

5 (21.7%)

c

6 (15%)

10 (43.4%)

d

0 (0%)

5 (21.7%)

e

0 (0%)

1 (4.3%)

Breathing

a

20 (50.0%)

4 (17.3%)

p = 0.00204

b

15 (37.5%)

7 (30.4%)

c

5 (12.5%)

8 (34.7%)

d

0 (0%)

3 (13.0%)

e

0 (0%)

0 (0%)

Lip movements

a

11 (27.5%)

1 (4.3%)

p = 0.00036

b

20 (50.0%)

7 (30.4%)

c

9 (22.5%)

8 (34.7%)

d

0 (0%)

7 (30.4%)

e

0 (0%)

0 (0%)

Soft palate

a

12 (30.0%)

0 (0%)

p = 0.00004

b

20 (50.0%)

5 (21.7%)

c

7 (17.5%)

8 (34.7%)

d

1 (2.5%)

9 (39.1%)

e

0 (0%)

1 (4.3%)

Length of phonation

a

11 (27.5%)

1 (4.3%)

p = 0.00171

b

14 (35.0%)

6 (26.0%)

c

14 (35.0%)

8 (34.7%)

d

1 (2.5%)

8 (34.7%)

e

0 (0%)

0 (0%)

Pitch

a

12 (30.0%)

0 (0%)

p = 0.00009

b

21 (52.5%)

8 (34.7%)

c

6 (15.0%)

4 (17.3%)

d

1 (2.5%)

9 (39.1%)

e

0 (%)

2 (8.6%)

Voice volume

a

12 (30.0%)

1 (4.3%)

p = 0.00317

b

20 (50.0%)

8 (34.7%)

c

6 (15.0%)

7 (30.4%)

d

2 (5.0%)

5 (21.7%)

e

0 (0%)

2 (8.6%)

Tongue movement

a

14 (35.0%)

0 (0%)

p < 0.00001

b

19 (45.7%)

3 (13.0%)

c

7 (17.5%)

13 (56.5%)

d

0 (0%)

5 (21.7%)

e

0 (0%)

2 (8.6%)

Words

a

38 (95%)

5 (21.7%)

p < 0.00001

b

2 (5.0%)

9 (39.1%)

c

0 (0%)

4 (17.3%)

d

0 (0%)

4 (17.3%)

e

0 (0%)

1 (4.3%)

Sentence

a

33 (82.5%)

2 (8.6%)

p < 0.00001

b

5 (12.5%)

8 (34.7%)

c

2 (5%)

8 (34.7%)

d

0 (0%)

2 (8.6%)

e

0 (0%)

3 (13.0%)

Spontaneous speech

a

27 (67.5%)

2 (8.6%)

p < 0.00001

b

9 (22.5%)

1 (4.3%)

c

3 (7.5%)

9 (39.1%)

d

1 (2.5%)

7 (30.4%)

e

0 (0%)

4 (17.3%)

 ^{a} Fisher’s exact test
 Abbreviations: n group size; p statistical significance