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Table 2 Comparison of the answers pre and post educational intervention in the control e experimental groups of the V-RQOL

From: Impact on quality of life in teachers after educational actions for prevention of voice disorders: a longitudinal study

  Control (n = 40) Experimental (n = 30) p-value p-value
Questions Categories Pre   Post   Pre   Post   Pre Post
N % N % N % N %  
1. I have trouble speaking loudly or being heard in noisy situations. never 10 25.0 15 37.5 4 13.3 7 23.3 0.1221 0.4704
hardly 13 32.5 11 27.5 7 23.3 10 33.3  
Sometimes 12 30.0 9 22.5 8 26.7 7 23.3  
Often 4 10.0 5 12.5 5 16.7 4 13.3  
always 1 2.5 0 0.0 6 20.0 2 6.7  
2. I run out of air and need to take frequent breaths when talking. never 20 50.0 19 47.5 11 36.7 11 36.7 0.2415 0.4703
hardly 7 17.5 11 27.5 8 26.7 7 23.3  
Sometimes 11 27.5 8 20.0 5 16.7 7 23.3  
Often 1 2.5 2 5.0 3 10.0 3 10.0  
always 1 2.5 0 0.0 3 10.0 2 6.7  
3. I sometimes do not know what Will come out when I begin speaking. never 15 37.5 22 55.0 16 53.3 17 56.7 0.5201 0.8061
hardly 19 47.5 11 27.5 10 33.3 9 30.0  
Sometimes 3 7.5 5 12.5 3 10.0 4 13.3  
Often 2 5.0 2 5.0 0 0.0 0 0.0  
always 1 2.5 0 0.0 1 3.3 0 0.0  
4. I am sometimes anxious or frustrated (because of my voice). never 22 55.0 32 80.0 16 53.3 0 66.7 0.3061 0.4347
hardly 12 30.0 5 12.5 5 16.7 6 20.0  
Sometimes 6 15.0 3 7.5 7 23.3 4 13.3  
Often 0 0.0 0 0.0 1 3.3 0 0.0  
always 0 0.0 0 0.0 1 3.3 0 0.0  
5. I sometimes get depressed (because of my voice) never 33 82.5 38 95.0 21 70.0 25 83.8 0.3279 0.1298
hardly 6 15.0 2 5.0 5 16.7 5 16.7  
Sometimes 1 2.5 0 0.0 3 10.0 0 0.0  
Often 0 0.0 0 0.0 0 0.0 0 0.0  
always 0 0.0 0 0.0 1 3.3 0 0.0  
6. I have trouble using the telephone (because of my voice) never 29 72.5 34 85.0 23 76.7 24 80.0 0.4928 0.7800
hardly 9 22.5 4 10.0 4 13.3 5 16.7  
Sometimes 2 5.0 2 5.0 3 10.0 1 3.3  
Often 0 0.0 0 0.0 0 0.0 0 0.0  
always 0 0.0 0 0.0 0 0.0 0 0.0  
7. I have trouble doing my job or practicing my profession (because of my voice). never 24 60.0 30 75.0 14 46.7 20 66.7 0.2502 0.6943
hardly 11 27.5 5 12.5 6 20.0 6 20.0  
Sometimes 2 5.0 4 10.0 4 13.3 3 10.0  
Often 3 7.5 0.0 0.0 4 13.3 1 3.3  
always 0 0.0 1 2.5 2 6.7 0 0.0  
8. I avoid going out socially (because of my voice). never 36 90.0 39 97.0 29 96.7 29 96.7 0.7869 1.000
hardly 3 7.5 1 2.5 1 3.3 1 3.3  
Sometimes 1 2.5 0 0.0 0 0.0 0 0.0  
Often 0 0.0 0 0.0 0 0.0 0 0.0  
always 0 0.0 0 0.0 0 0.0 0 0.0  
9. I have to repeat myself to be understood. never 19 47.5 23 57.5 11 36.7 17 56.7 0.8407 0.6138
hardly 14 35.0 12 30.0 14 46.7 12 40.0  
Sometimes 5 12.5 4 10.0 3 10.0 1 3.3  
Often 1 2.5 0 0.0 1 3.3 0 0.0  
always 1 2.5 1 2.5 1 3.3 0 0.0  
10. I have become less outgoing (because of my voice). never 31 77.5 37 92.5 24 80.0 30 100.0 0.5478 1.000
hardly 7 17.5 1 2.5 3 10.0 0 0  
Sometimes 1 2.5 1 2.5 2 6.7 0 0  
Often 1 2.5 1 2.5 0 0.0 0 0.0  
always 0 0.0 0 0.0 0 0.0 0 0.0  
  1. There was no statistically significant difference inter groups (control and experimental) (p > 0.05). Chi Square and Fisher tests.