From: Patient-reported outcome measures and clinical outcomes following peri-implant vestibuloplasty with a free gingival graft versus xenogeneic collagen matrix: a comparative prospective clinical study
XCM
FGG
p-value
Age (years)
41.0 (11.0)
45.5 (12.3)
0.217
Gender
Female/Male
13/8
14/7
0.747
Smoke
Yes/No
2/19
1
Diabetes
0/21
1/20
Surgeons
YL/YZ/YW
6/10/5
9/5/7
0.273
Location of implant
Premolar/Molar
19/27
12/32
0.161