Table 4: Median of the differences between measures evaluated in the 1st X-ray and in the 2nd X-ray. Wilcoxon test to paired sample.

X-rays measures

Hip

Sig.

The null hypothesis can be rejected  (p-value 0.05)

Migration Percentage  (%)

Left

0.001

Yes

 

Right

0.001

Yes

Acetabular Index (angle)

Left

0.441

No

 

Right

0.628

No

The significance level is 0.05.