[Retracted] Study on the Effects of Orthodontics on Anterior Tooth Displacement in Patients

Table 2

Comparison of the periodontal index and anterior alveolar bone height between two groups.

Groups		Bleeding index (%)	Anterior tooth coverage (mm)	Alveolar bone height (mm)	Periodontal pocket depth (mm)
Experimental group	Before treatment	89.4 ± 7.1	6.8 ± 1.7	5.7 ± 0.8	5.8 ± 0.9
	After treatment	23.2 ± 3.8	2.1 ± 0.6	2.7 ± 0.4	2.3 ± 0.5
Control group	Before treatment	88.7 ± 6.4	6.6 ± 1.4	5.9 ± 0.7	5.6 ± 0.6
	After treatment	36.5 ± 4.6	3.6 ± 0.8	3.7 ± 0.6	3.5 ± 0.7