Table 15:
Gingival recession (GR) index according to RPD design.
RPD design
Gingival Recession
Total
P-value
Yes
No
N
%
N
%
N
%
Clasps
60
80.0
15
20.0
75
100.0
X2=9.91
*P=0.0016
Attachments
6
37.5
10
62.5
16
100.0
Total
66
72.5
25
27.5
91
100.0