From: Prognosis of single tooth implants following alveolar ridge preservation with two recombinant human bone morphogenetic protein-2 delivery systems
Group 1
Group 2
t
P
MBL (mm)
1 year of function
0.013 ± 0.039
0.001 ± 0.022
0.604
0.551
Most recent
0.014 ± 0.039
0.021 ± 0.056
− 0.431
0.670