Table I.
Patient characteristics. Unless otherwise specified, data are expressed as number of patients and percentage of group.
| Characteristics | No. of all patients | % of total group (n = 60) | No. of male patients | % of male group (n = 6) | No. of female patients | % of female group (n = 54) |
|---|---|---|---|---|---|---|
| Gender | ||||||
| Male Female |
6 54 |
10% 90% |
- - |
- - |
- - |
- - |
| Age | ||||||
| Years (mean ± SD) | 56 ± 8 | - | 57 ± 11 | - | 56 ± 8 | - |
| Main voice use | ||||||
| Non-professional Professional Not stated |
33 20 7 |
55% 33% 12% |
4 2 NA |
67% 33% NA |
29 18 7 |
54% 33% 13% |
| Reflux symptoms | ||||||
| Reflux No reflux |
26 34 |
43% 57% |
3 3 |
50% 50% |
23 31 |
43% 57% |
| Edema classification | ||||||
| Marginal oedema Yonekawa type I Yonekawa type II Yonekawa type III |
4 19 29 8 |
7% 32% 48% 13% |
NA 3 2 1 |
NA 50% 33% 17% |
4 16 27 7 |
7% 30% 50% 13% |
| Oedema occurrence | ||||||
| Left vocal fold Right vocal fold Both vocal folds |
10 10 40 |
17% 17% 66% |
NA 2 4 |
NA 33% 67% |
10 8 36 |
18% 15% 67% |
| Tobacco smoking | ||||||
| Smoking Non-smoking Not stated |
52 1 7 |
86% 2% 12% |
6 NA NA |
100% NA NA |
46 1 7 |
85% 2% 13% |
NA: not applicable; No: number.