From: Comparative evaluation of treatment of angular bone defect related to over-erupted tooth using guided tissue regeneration (GTR) followed by orthodontic intrusion (OI) versus OI followed by GTR: a controlled clinical trial
G1v G2 at Re∞
G1v G2 at6∂
G1v G2 at12Â¥
M ± SD
7.410 ± 0.5466
4.540 ± 0.4949
5.190 ± 0.4630
7.390 ± 0.5840
5.720 ± 0.8189
3.980 ± 0.5865
t
0.4286
3.915
6.111
P
0.6783ns
0.0035***
0.0002***