[Retracted] The Efficacy of Orthodontics plus Implant Anchorage in Orthodontic Treatment: A Randomized Controlled Study

Table 1

Comparison of general materials.

Group	Gender (n (%))		Age ( ± s, years)	Orthodontic type (n (%))
	Male	Female		Maxillary protrusion	Mandibular protrusion	Bimaxillary protrusion
Control group (n = 45)	27 (60.00)	18 (40.00)	24.19 ± 5.37	20 (44.44)	16 (35.56)	9 (20.00)
Observation group (n = 45)	25 (55.56)	20 (44.44)	23.84 ± 5.12	18 (40.00)	17 (37.78)	10 (22.22)
t/χ^2	0.182		0.316	0.188
	0.670		0.752	0.910