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Table 2 Changes in radiographic parameters in the short-segment fusion group and PTED group

From: Comparison of percutaneous transforaminal endoscopic decompression and short-segment fusion in the treatment of elderly degenerative lumbar scoliosis with spinal stenosis

Items

Short-segment fusion

PTED

Preoperative

Final follow-up

Preoperative

Final follow-up

Disc height (mm)

 L3–4

8.0±1.4

9.8±0.9*

7.9±1.5

7.8±1.4!

 L4–5

8.3±1.5

10.2±1.1*

8.1±1.6

8.0±1.5!

 L5–S1

8.2±1.4

9.7±1.2*

8.2±1.5

8.2±1.4!

Segmental lordosis (°)

 L3–4

4.3±2.4

4.4±2.3

4.4±2.5

4.4±2.4

 L4–5

6.4±3.1

9.4±2.7*

6.5±2.8

6.4±2.6!

 L5–S1

13.1±3.6

15.6±3.9*

13.1±3.1

12.5±2.5!

Cobb angle (°)

13.9±3.1

8.3±3.8*

15.8±4.7

16.4±5.0!

Lumbar lordosis (°)

38.6±12.4

40.7±11.8

36.1±13.0

36.4±12.4

  1. * Significantly different from preoperative parameters (P < 0.05)
  2. ! Significantly different from the short-segment fusion group (P < 0.05)
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BMC Musculoskeletal Disorders

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