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Table 1 Agreement between intraoperative fluoroscopy and postoperative radiograph (N = 111)

From: What is the agreement between intraoperative fluoroscopy and postoperative radiographs in Bernese periacetabular osteotomy?

 

Matched-Pairs T-Test

Bland-Altman Analysis

IN-FL

PO-RA

T value

p

Mean Bias

SD of bias

95% Limits of Agreement

LCEA

32.86 ± 5.73

32.91 ± 6.31

−0.13

0.90

−0.04

3.47

−6.85 ~ 6.77

AI

0.66 ± 5.55

1.63 ± 5.22

−2.93

<0.05

−0.97

3.48

−7.78 ~ 5.85

AWI

0.29 ± 0.10

0.29 ± 0.15

0.07

0.95

0.00

0.15

−0.3 ~ 0.3

PWI

0.75 ± 0.17

0.85 ± 0.14

−8.52

<0.05

−0.11

0.13

−0.36 ~ 0.15

EI

11.15 ± 6.50

11.27 ± 7.36

−0.22

0.83

−0.12

6.02

− 11.92 ~ 11.67

MO

8.49 ± 3.68

9.60 ± 3.79

−5.20

<0.05

−1.11

2.25

−5.51 ~ 3.29

  1. LCEA Lateral center-edge angle, AI Acetabular index, AWI Anterior wall index, PWI Posterior wall index, EI Extrusion index, MO Medial offset distance, IN-FL Intraoperative fluoroscopy, PO-RA Postoperative radiograph