From: Changes of alveolar bone dehiscence and fenestration after augmented corticotomy-assisted orthodontic treatment: a CBCT evaluation
G1
G2
G3
G4
Mean
SD
P
d1 − d0
0.89
2.928
− 0.8
1.551
0.002
1.543
3.339
− 1.2
3.433
0.000
f1 − f0
0.282
2.105
− 0.271
1.390
0.141
− 0.786
1.54
− 1.488
2.172
0.059