Table 1.

Results.

• ∙The student t-test was used for the statistical method.
• ∙N.S.: not significant.

	Delayed Group (n = 8)	Early Group (n = 8)
Age	55 (42–60)	59 (47–73)	NS
Men/women	6/2	2/6
BMI (kg/m2)	25.6 (22.4–29.5)	22.1 (19.6–25.7)	p < 0.05
Correction angle (deg)	12 (8–17)	10 (6–15)	NS
Implants	Lateral HTO, 8	Lateral HTO, 8
BMD(g/㎠)	1.37	0.99	p < 0.05
Smokers	1	3

Keywords; closing wedge HTO, BMD, BMI, bone union.