Table 3 Comparison of radiological outcomes at PDPAA ≥ 8

Comparison preoperatively

Tibial sesamoid position—mean (SD)

6.24 ± 0.786

6.14 ± 1.24

0.707

HVA—mean (SD)

32.3 ± 8.77

34.7 ± 7.73

0.169

IMA—mean (SD)

15.2 ± 2.89

16.1 ± 3.69

0.337

PDPAA—mean (SD)

11.7 ± 2.85

11.7 ± 2.92

0.983

Comparison postoperatively

Tibial sesamoid position—mean (SD)

3.66 ± 1.29

2.71 ± 1.57

0.00371

HVA—mean (SD)

16.0 ± 8.7

9.28 ± 13.0

0.472

IMA—mean (SD)

8.11 ± 2.89

7.48 ± 4.09

0.196

PDPAA—mean (SD)

7.92 ± 6.32

0.757 ± 5.25

< 0.0001