Table 3 Results and correlation analysis of different measurement methods.

From: Reliability and accuracy of intraoperative fluoroscopy assessment of acetabular cup anteversion in supine direct anterior approach total hip arthroplasty

Method

Anteversion angle

As compared to CT scan

 

As compared to postoperative AP X-ray

Mean difference

P-value

PCC

 

Mean difference

P-value

PCC

Postoperative CT scan

22.0 ± 4.9

Ref

Ref

Ref

 

–

–

–

Intraoperative fluoroscopy

16.8 ± 3.2

5.3

 < 0.001*

0.661

 

4.5

 < 0.001*

0.631

Postoperative AP X-ray

21.3 ± 4.7

0.7

0.328

0.959

 

Ref

Ref

Ref

  1. PCC: Pearson correlation coefficient; AP: Anteroposterior; *: Statistically significant.
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