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Table 1 The demographic and radiographic data in all seven patients with final coronal imbalance

From: Coronal and sagittal balance in Lenke 5 AIS patients following posterior fusion: important role of the lowest instrument vertebrae selection

Case

Sex

Age

Pre-op.

CB

Pre-op. ML (°)

Final

ML (°)

LEV

LIV

Pre-op. LEV tilt (°)

Pre-op. LEV Trans(mm)

Pre-op. LIV(L5) tilt (°)

Pre-op. LIV(L5) Trans(mm)

1

F

16

I

46.1

−2.8

L3

L5

41.6

22.3

6.0

6.3

2

F

13

B

76.6

10.0

L3

L5

27.2

44.7

17.9

7.9

3

F

20

I

56.5

11.1

L4

L5

34.9

24.8

14.5

5.4

4

M

16

B

45.0

1.6

L4

L5

24.3

28.8

8.0

4.4

5

F

15

B

50.2

0.7

L3

L5

26.6

36.4

13.0

6.1

6

F

13

I

66.7

4.5

L3

L5

38.3

39.9

9.9

3.9

7

M

12

I

52.7

3.9

L3

L5

31.6

30.6

10.4

2.4

  1. Pre-op preoperative, CB Coronal Balance (B means Balance while I means Imbalance), ML Main Lumbar Curve, LEV lowest end vertebra, LIV lowest instrument vertebra, Trans Translation