Table 2 Mean measured values and results of univariate linear regression analyses for the impact of rotation on tilt, radial inclination, and ulnar variance using RSA values of rotation (n = 147)

Tilt (dorsal/palmar)

O₁

5.7 ± 9.1 (-22.0–21.3)

-0.68 (-0.87, -0.49)

0.25

< 0.001*

O₂

7.1 ± 6.9 -14.9–21.3)

-0.44 (-0.60, -0.29)

0.19

< 0.001*

Radial inclination

O₁

26.1 ± 2.6 (18.6–33.0)

0.05 (-0.02, 0.11)

0.02

0.139

O₂

26.9 ± 2.4 (21.9–32.9)

0.08 (0.02, 0.13)

0.05

0.008*

Ulnar variance

O₁

0.1 ± 1.5 (-3.7–4.6)

0.01 (-0.02, 0.05)

0.00

0.490

O₂

-0.2 ± 1.9 (-4.6–4.4)

0.02 (-0.02, 0.07)

0.01

0.288