Survival of closing-wedge high tibial osteotomy: Good outcome in men with low-grade osteoarthritis after 10–16 years

Figures & data

Baseline characteristics of the 100 patients at the time of closing-wedge osteotomy

Age, mean (SD)	49 (11) years
Men, n	61
BMI
mean (SD)	27 (3.9)
<25	37 patients
25–30	42 patients
>30	21 patients
Ahlbäck grading
Grade 0	5 patients
1	43 patients
2	44 patients
3	8 patients
HKA angle (°)
Mean (SD)	6.5° (3.7°)
> 9° of varus	30 patients

Figure 1. Survival curve for 100 knees after HTO with TKA as the endpoint, at 10 years of follow-up.

Figure 2. Survival curve for HTO with TKA as the endpoint, according to sex.

Figure 3. Survival curve for HTO with TKA as the endpoint, according to Ahlbäck's classification (Ahlbäck 1968).

Ahlbäck S. Osteoarthritis of the knee. A radiographic investigation. Acta Radiol Diagn (Suppl 277) 1968; 7–72

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