Table 1 Distribution of patients on three clinical different groups. Mucogingival line was distinctive in cases of pronounced changes of coloring in group 3
mucogingival line | ||
|---|---|---|
mucosa | distinct | not distinct |
group 1: light | 4 | 10 |
group 2: dark | 5 | 12 |
group 3: combined | 16 | 7 |