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Table 3 Comparison of differences between pelvic position groups

From: How to make a more optimal surgical plan for Lenke 5 adolescent idiopathic scoliosis patients: a comparative study based on the changes of the sagittal alignment and selection of the lowest instrumented vertebra

Age (year)  

AG (N = 28)

NG (N = 42)

PG (N = 24)

P value among the three groups

15.6 ± 3.2

14.9 ± 2.7

21.0 ± 1.0

0.010*

Pre-op

Post-op

L-FU

P-value

Pre-op

Post-op

L-FU

P-value

Pre-op

Post-op

L-FU

P-value

Pre-op

Post-op

L-FU

Major TL/L curve(°)

40.7 ± 10.2

15.1 ± 12.0

11.3 ± 6.5

 < 0.001*

41.6 ± 11.3

13.9 ± 9.8

17.3 ± 11.7

 < 0.001*

46.6 ± 13.3

9.7 ± 5.9

15.7 ± 3.4

0.013*

0.672

0.677

0.351

CL (°)

0.1 ± 14.2

3.3 ± 12.2

4.4 ± 16.9

0.665

5.3 ± 10.6

5.3 ± 8.5

3.0 ± 10.8

0.075

0.3 ± 7.7

2.7 ± 4.7

6.8 ± 11.5

0.893

0.527

0.848

0.38

PrTK (°)

10.0 ± 7.1

10.0 ± 8.3

7.1 ± 8.7

0.412

7.3 ± 5.7

12.3 ± 7.4

7.5 ± 7.2

0.843

13.9 ± 3.7

15.4 ± 5.7

8.8 ± 3.2

0.625

0.155

0.493

0.936

TK (°)

30.2 ± 13.3

30.2 ± 12.3

32.2 ± 27.6

0.039*

21.9 ± 11.7

25.9 ± 9.5

29.2 ± 11.1

0.006*

15.9 ± 13.7

17.6 ± 16.6

16.9 ± 15.5

0.871

0.14

0.213

0.399

LL (°)

 − 53.7 ± 12.5

 − 56.6 ± 10.2

 − 57.1 ± 36.5

0.778

 − 51.1 ± 15.8

 − 52.1 ± 13.4

 − 53.2 ± 14.3

0.981

 − 48.3 ± 6.9

 − 39.9 ± 6.1

 − 36.3 ± 6.8

0.035*

0.797

0.077

0.036*

PI (°)

46.3 ± 11.8

47.7 ± 16.2

44.5 ± 19.7

0.27

49.8 ± 14.6

47.7 ± 17.7

46.8 ± 12.8

0.272

55.7 ± 13.4

54.7 ± 15.8

58.1 ± 16.6

0.625

0.516

0.812

0.152

PT (°)

5.2 ± 4.2

3.9 ± 6.4

1.4 ± 9.6

0.054

12.3 ± 8.4

9.0 ± 9.8

10.7 ± 6.1

0.411

10.4 ± 10.1

19.6 ± 17.5

28.2 ± 6.6

0.125

0.107

0.055

 < 0.001*

SS (°)

41.0 ± 10.9

43.9 ± 11.1

45.9 ± 24.0

0.555

37.5 ± 10.0

38.8 ± 11.6

36.1 ± 9.4

0.474

45.4 ± 7.5

34.1 ± 6.7

29.9 ± 10.1

0.625

0.36

0.302

0.048*

PJA (°)

7.9 ± 4.6

6.7 ± 4.4

9.2 ± 4.5

0.094

7.5 ± 5.8

3.7 ± 8.2

6.6 ± 11.2

0.037*

9.5 ± 7.0

2.8 ± 8.7

3.4 ± 6.6

0.625

0.835

0.539

0.575

T1 slope (°)

20.9 ± 11.3

21.2 ± 10.6

22.3 ± 7.7

0.91

12.0 ± 6.0

15.6 ± 7.1

15.3 ± 8.2

0.152

13.3 ± 5.5

20.5 ± 3.8

16.9 ± 3.3

0.794

0.056

0.283

0.115

  1. Values indicate mean ± standard deviation
  2. *Significant difference
  3. AG anterior pelvic tilt group; NG normal pelvis group; PG posterior pelvic tilt group; Pre-op preoperative; Post-op postoperative; L-FU last follow-up; PI pelvic incidence; PT pelvic tilt; SS sacral slope; LL lumbar lordosis; PrTK proximal thoracic kyphosis; TK thoracic kyphosis; CL cervical lordosis; TL/L thoracolumbar/lumbar
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X