Table 4.
Relationship between clinical response and clinical characteristics.
| CR | PR | NR | PD | Total | P | |
|---|---|---|---|---|---|---|
| Clinical type | ||||||
| Smooth | 121 | 6 | 34 | 8 | 169 | 0.005 |
| Rough | 0 | 0 | 8 | 1 | 9 | |
| Gender | ||||||
| Male | 115 | 6 | 41 | 9 | 171 | 0.581 |
| Female | 6 | 0 | 1 | 0 | 7 | |
| Age | ||||||
| <60 | 111 | 5 | 33 | 7 | 156 | 0.347 |
| ≥60 | 10 | 1 | 9 | 2 | 22 | |
| Smoking | ||||||
| Yes | 94 | 6 | 35 | 8 | 143 | 0.396 |
| No | 27 | 0 | 7 | 1 | 35 | |
| Alcohol consumption | ||||||
| Yes | 56 | 3 | 12 | 4 | 74 | 0.447 |
| No | 65 | 3 | 30 | 5 | 104 | |
| Laryngopharyngeal reflux | |
|
|
|
|
|
| Yes | 27 | 1 | 5 | 1 | 33 | 0.147 |
| No | 94 | 5 | 37 | 8 | 145 | |
| Voice abuse | ||||||
| Yes | 105 | 6 | 37 | 8 | 155 | 0.535 |
| No | 16 | 0 | 5 | 1 | 23 | |
| Site of lesions | ||||||
| Unilateral vocal cord | 43 | 3 | 19 | 6 | 71 | 0.187 |
| Bilateral vocal cords | 78 | 3 | 23 | 3 | 107 |
CR, complete response; PR, partial response; NR, no response; PD, progressive disease.