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Table 2 Parameters for spondylolysis and control groups

From: Assessment of sagittal spinopelvic parameters in a Taiwanese population with spondylolysis by the EOS imaging system: a retrospective radiological analysis

  

PI (°)

SS (°)

PT (°)

LL (°)

TK (°)

SVA (mm)

CAM (mm)

T1t (°)

T9t (°)

SSA (°)

KE (°)

Healthy control

Mean

47.16

37.91

9.47

28.22

34.50

9.94

-7.56

2.56

7.56

128.31

1.87

n = 32

SD

7.95

7.55

7.01

10.65

7.56

27.69

35.03

3.00

3.25

9.29

4.48

Spondylolysis

Mean

52.59

41.38

11.17

41.34

31.62

20.07

-5.48

2.04

6.48

130.33

3.48

n = 45

SD

11.60

8.74

6.66

14.11

10.98

25.77

23.46

2.14

3.62

9.53

2.14

p value

 

0.042*

0.123

0.279

0.040*

0.126

0.658

0.626

0.866

0.614

0.342

0.001*

  1. SVA sagittal vertical axis; CAM center of acoustic meatus; T1t T1 tilt; T9t T9 tilt; SSA spinal-sacral angle; KE knee extension
  2. * P < 0.05 was defined as statistically significant