Table 1 3D bone-implant contact ratio of control (DIP+DL) and test groups (DIP+DL+PPP, and DIP+DL+PRP) at different follow-up time-points using micro-CT (*p < 0.05)
Observation period | Group | Bone-implant contact, mean ± SD (%) | p value; (1) vs (2), (1) vs (3), (2)vs (3) |
|---|---|---|---|
1 month | (1) DIP+DL, (2) DIP+DL+PPP, (3) DIP+DL+PRP | 52.2 ± 3.2, 69.5 ± 2.6*, 73.4 ± 5.6* | 0.09*, 0.039*, 1 |
3 months | (1) DIP+DL, (2) DIP+DL+PPP, (3) DIP+DL+PRP | 47.3 ± 11.2, 59.0 ± 2.7, 65.2 ± 4.0 | 1, 0.513, 0.819 |
6 months | (1) DIP+DL, (2) DIP+DL+PPP, (3) DIP+DL+PRP | 54.9 ± 7.7, 55.3 ± 9.1, 52.9 ± 7.1 | 1, 1, 1 |
Overall | (1) DIP+DL, (2) DIP+DL+PPP, (3) DIP+DL+PRP | 51.5 ± 4.7, 61.3 ± 4.8, 63.8 ± 4.4* | 0.078, 0.024*, 1 |