Characteristic | N | Percentage (%) | |
---|---|---|---|
Sex | Male | 71 | 70.3 |
Female | 30 | 29.7 | |
Age in years | 61.2 ± 9.8 | ||
Location of lesions | Upper 1/3 | 24 | 23.8 |
Middel 1/3 | 30 | 29.7 | |
Lower 1/3 | 47 | 46.5 | |
Size of the lesions in mm | 15.5 ± 12.3 | ||
Presence of ulcer | No | 53 | 52.5 |
Yes | 48 | 47.5 | |
Depth of depressed lesions in mm | 3.4 ± 2.4 | ||
Roughness of the bottom | Smooth | 65 | 64.4 |
Rough | 36 | 35.6 | |
Surrounding folds | Normal | 51 | 50.5 |
Abnormal | 50 | 49.5 | |
Degree of differentiation | Highly differentiated | 10 | 9.9 |
Moderately differentiated | 91 | 91.1 |