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Table 3 Comparison of the preoperative and postoperative spinopelvic parameters (mean ± standard deviation)

From: Spinal sagittal imbalance in patients with lumbar disc herniation: its spinopelvic characteristics, strength changes of the spinal musculature and natural history after lumbar discectomy

Parameter

Preoperative

Postoperative

P

C7PL-SVA(cm)

11.6 ± 6.6

0.5 ± 2.6

<0.05

TK(°)

24.7 ± 11.3

22.0 ± 9.8

<0.05

LL(°)

25.3 ± 14.0

42.4 ± 10.2

<0.05

P I(°)

46.2 ± 11.6

46.2 ± 11.6

–

PT(°)

20.7 ± 7.8

15.8 ± 5.5

<0.05

SS(°)

25.6 ± 9.5

30.4 ± 8.7

<0.05

TS (cm)

2.9 ± 6.1

0.2 ± 0.5

<0.05