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Table 1 Patient demographics

From: Postoperative spinal orthosis may not be necessary for minimally invasive lumbar spine fusion surgery: a prospective randomized controlled trial

 

Group A (n = 42)

Group B (n = 42)

p-value

Age (years, mean ± SD)

69.1 ± 9.1

70.8 ± 8.9

0.645

Sex (female, %)

34 (81.0%)

30 (71.4%)

0.443

BMI (kg/m2, mean ± SD)

26.2 ± 3.2

26.1 ± 3.6

0.985

DEXA (T-score, mean ± SD)

-1.0 ± 1.52

-1.1 ± 1.18

0.780

Spinal level, fused (n, %)

  

0.715

 L2-3

0 (0)

2 (4.8)

 

 L3-4

2 (4.8)

3 (7.1)

 

 L3-L5

6 (14.3)

7 (16.7)

 

 L4-5

26 (61.9)

22 (52.4)

 

 L4-S1

6 (14.3)

5 (11.9)

 

 L5-S1

2 (4.8)

3 (7.1)

 

Medical history (n, %)

 DM

6 (14.2)

12 (28.6)

0.183

 Smoking

7 (16.7)

2 (4.8)

0.156

  1. BMI body mass index, DM diabetes mellitus