Three-dimensional assessment of periodontal support of lower incisors for skeletal Class II malocclusion undergoing presurgical orthodontic treatment with different vertical skeletal patterns

Progress in Orthodontics

Table 6 Multiple linear regression analysis of lingual alveolar bone measurements at T2 of LCIs

Variables entered	β	Standard deviation	Standardized β	P values
V-L (T2)
Δ S-apex	4.098	0.817	0.567	0.000**
T-AL (T1)	4.383	1.817	0.387	0.020*
V-L (T1)	0.249	0.119	0.318	0.043*
T-AL (T2)
Δ S-apex	0.478	0.073	0.595	0.000**
T-AL (T1)	0.701	0.107	0.557	0.000**
Δ V-apex	0.349	0.074	0.38	0.000**
Δ AOL	− 0.045	0.018	− 0.219	0.014*
VBL-L (T2)
T-ML (T1)	− 2.454	0.659	− 0.479	0.001**
Δ S-apex	− 0.673	0.19	− 0.456	0.001**

After Pearson correlation tests and multiple stepwise regression tests, equations with P values ≤ 0.05 were obtained, and the independent variables of interest were screened out
*P ≤ 0.05; **P ≤ 0.01