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Table 1 Comparison of patients’ demographic parameters and pre-operative imaging parameters

From: Comparison of the clinical efficacy of two fixation methods combined with OLIF in the treatment of lumbar spondylolisthesis in adult patients

 

ASRSF + OLIF

PPSF + OLIF

P

N

25

28

 

Gender

   

Male

12

17

0.42

Female

13

11

 

Age

43.3 ± 7.8

47.4 ± 8.9

0.81

BMI

28.4 ± 9.0

26.7 ± 7.7

0.66

BMD

− 1.3 ± 1.2

− 1.9 ± 1.0

0.13

Segments

   

L2,3

6

3

0.38

L3,4

10

11

 

L4,5

9

14

 

Degree of slippage

   

16

19

0.78

II°

9

9

 

Distribution of symptoms

   

Low back pain

4

5

0.86

Claudication

8

9

 

Both

13

14

 
  1. ASRSF, anterior single rod-screw fixation; PPSF, percutaneous pedicle screw fixation