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Table 1 Clinical data and clinical outcomes of the two groups

From: Vertebroplasty and vertebroplasty in combination with intermediate bilateral pedicle screw fixation for OF4 in osteoporotic vertebral compression fractures: a retrospective single-Centre cohort study

 

Group A

Group B

P value

No. of patients (n)

70

40

 

Male/female (n)

21/49

16/24

 

Mean age (years)

76.13 ± 15.20

75.08 ± 17.60

0.612

Follow-up (months)

60.50 ± 15.20

58.20 ± 17.60

0.650

BMD

−3.9 ± 0.8

−4.0 ± 0.6

0.521

BMI

23.2 ± 4.2

24.8 ± 3.3

0.801

Hospitalization time (days)

3.2 ± 1.5

6.0 ± 2.5

0.0001

Surgery time (minutes)

30.50 ± 10.50

70.70 ± 20.60

0.0001

Smoker/non-smoker

9/61

5/35

0.411

With/without DM

15/55

8/32

0.320

With/without hypertension

35/35

18/22

0.895

With/without coronary disease

11/59

7/33

0.305

Surgical haemorrhage (ml)

10.80 ± 5.20

100.30 ± 30.50

0.0001

Cement volume (ml)

5.09 ± 0.65

5.15 ± 0.35

0.765

VAS score

 before treatment

6.5 ± 1.88

7.0 ± 1.35

0.554

 final follow-up

2.60 ± 0.55*

1.01 ± 0.25*

0.012

ODI score

 before treatment

41.15 ± 5.02

40.98 ± 3.53

0.574

 final follow-up

40.75 ± 3.52

4.83 ± 1.15*

0.0001

  1. *before treatment vs final follow-up, P < 0.05