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Table 1 Comparison of preoperative clinical characteristics in both groups before propensity score matching

From: Comparison of transfacet and pedicle screws in oblique lateral interbody fusion for single-level degenerative lumbar spine diseases: a retrospective propensity score-matched analysis

 

OLIF with TFS

OLIF with BPS

P–value

Patients, No.

16

50

 

Age, Mean ± SD, years

62.6 ± 10.2

58.2 ± 11.2

0.163

Sex, No.

  

0.530

 Female

11

30

 

 Male

5

20

 

BMD, Mean ± SD, mg/cm3

91.2 ± 21.0

103.1 ± 18.4

0.033*

BMI, Mean ± SD

26.7 ± 3.5

26.2 ± 3.3

0.575

Smoking history, No.

  

0.625

 Yes

5

19

 

 No

11

31

 

Diagnosis, No.

  

0.578

 LS

9

32

 

 LSCS

7

18

 

Level, No.

  

0.041*

 L4/5

13

49

 

 L3/4

3

1

 

Cage, height, No.

  

0.005*

 10 mm

1

6

 

 11 mm

1

0

 

 12 mm

5

29

 

 13 mm

2

1

 

 14 mm

3

13

 

 15 mm

4

1

 

Cage, length, No.

  

0.626

 45 mm

1

8

 

 50 mm

8

20

 

 55 mm

7

22

 

Cage, width, No.

  

0.010*

 18 mm

10

46

 

 22 mm

6

4

 
  1. *P-value < 0.05
  2. OLIF oblique lateral interbody fusion, BPS bilateral pedicle screw; TFS transfacet screw, BMI body mass index, BMD bone mineral density, LS lumbar spondylolisthesis, LSCS lumbar spinal canal stenosis, SD standard deviation