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Table 5 Radiological results of patients

From: Percutaneous endoscopic lumbar discectomy for single and double segment lumbar disc herniation with sciatic scoliosis in adults: a retrospective study

Measures

Single-segment group

Double-segment group

Preoperative

Postoperative

Preoperative

Postoperative

1 month

3 months

12 months

Final follow-up

1 month

3 months

12 months

Final follow-up

PI(°)

48.5

-

-

-

-

37.2#

-

-

-

-

Cobb angle (°)

15.3 ± 2.8

8.5 ± 2.9*

5.7 ± 2.5*

3.1 ± 1.0*

2.4 ± 0.6*

15.7 ± 4.6

7.9 ± 3.3*

6.0 ± 2.5*

2.7 ± 1.5*

2.2 ± 1.0*

AVT(mm)

25.6 ± 15.1

8.9 ± 2.9*

5.8 ± 3.4*

5.4 ± 2.7*

1.9 ± 0.4*

28.9 ± 13.4

9.7 ± 3.2*

6.1 ± 2.5*

5.5 ± 1.9*

5.2 ± 2.3*#

CBD(mm)

19.0 ± 3.1

8.1 ± 3.3*

5.3 ± 3.2*

1.4 ± 2.1*

1.1 ± 1.6*

20.3 ± 2.7

8.5 ± 3.0*

5.4 ± 3.8*

5.2 ± 1.8*#

5.1 ± 1.0*#

SVA(mm)

50.1 ± 21.8

22.8 ± 12.4*

17.1 ± 9.4*

6.0 ± 3.3*

3.9 ± 2.1*

49.7 + 18.2

21.9 ± 13.0*

16.4 ± 10.3*

13.6 ± 3.4*#

12.2 ± 3.0*#

TK(°)

12.8 ± 8.2

13.8 ± 7.6

16.1 ± 7.9

25.3 ± 9.1*

30.1 ± 13.4*

11.9 ± 7.1

12.3 ± 8.4

15.5 ± 7.2

26.0 ± 8.6*

31.2 ± 8.0*

LL(°)

35.9 ± 8.6

37.2 ± 7.9

41.3 ± 10.1*

49.6 ± 8.7*

51.9 ± 10.5*

36.8 ± 8.4

38.4 ± 8.0

40.5 ± 9.6

50.6 ± 9.4*

53.2 ± 9.4*

RR(%)

-

50.9

75.5

92.5

94.3

-

47.6

71.4

90.5

95.2

  1. *Compared with preoperative, the difference was significant (P < 0.05)
  2. #Compared with single-segment group at the same time, the difference was significant (P < 0.05)