Table 2 Patients’ demographic data, values of 2D and 3D parameters and statistical analyses

Age [years]

(SD; range)

50.3

(20.7; 24–87)

46.8

(16.4; 24–80)

0.661^a

Sex female:male

7:11

12:17

0.866^b

CS stabilized ankle [mm]

3.2 (1.6; 1.0–6.9)

3.6 (1.8; 0.1–9.1)

0.482^c

CS uninjured ankle [mm]

2.9 (0.9; 1.6–4.6)

3.4 (1.1; 1.8–5.8))

0.098^c

ΔCS [mm]

0.3 (1.1; −1.1-3.2)

0.2 (1.2; −1.9-3.4)

0.710^a

LCS stabilized ankle [mm]

3.8 (1.5; 0.5–6.6)

3.8 (1.5; 0.8–7.6)

0.292^c

LCS uninjured ankle [mm]

2.9 (1.1; 0.3–4.7)

3.6 (1.3; 0.6–6-0)

0.107^c

ΔLCS [mm]

0.4 (1.4; −2.0-3.3)

0.3 (1.1; −1.4-2.1)

0.714^c

Δα [°]

0.5 (4.6; −8.4-7.8)

2.1 (3.7; − 3.9-11.5)

0.192 ^c

antTFD stabilized ankle [mm]

10.7 (3.9; 4.5–20.5)

12.2 (3.8; 3.2–19.9)

0.190^c

antTFD uninjured ankle [mm]

11.1 (2.8; 6.4–18.0)

10.8 (3.2; 4.5–16.4)

0.744^c

ΔantTFD [mm]

−0.4 (2.5; − 4.8-3.7)

1.4 (3.0; − 4.0-9.0)

0.037^c

Δz [mm]

0.5 (2.4; −3.2-5.5)

0 (1.2; − 3.0-2.1)

0.477^a