Table 1 Comparison of clinical results and radiological assessment among 17 patients before surgery and at the last follow-up

AOFAS score

45.8 ± 2.1 (range 35–60)

84.8 ± 1.8 (range 66–96)

3.0

<0.001

VAS score

4.9 ± 0.4 (range 2–8)

1.1 ± 0.2 (range 0–2)

3.8

<0.001

MDTA (°)

80.9 ± 0.4 (range 78–83)

90.1 ± 0.4 (range 86–93)

9.2

<0.001

ADTA (°)

82.1 ± 0.3 (range 80–84)

82.5 ± 0.3 (range 80–85)

0.4

0.370

TTA (°)

11.7 ± 0.6 (range 8–17)

1.4 ± 0.3 (range 0–3)

10.3

<0.001

HMAVs (mm)

12.6 ± 0.8 (range 8–18)

4.2 ± 0.6 (range 0–10)

8.4

<0.001