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Table 4 Preoperative sagittal spinal parameters of all patients and matched patients with and without VCF

From: Total hip arthroplasty in patients with vertebral compression fracture is associated with poor clinical outcomes – retrospective analysis on 453 cases

 

Patients with VCF

Patients without VCF

p-value

Matched patients with VCF

Matched patients without VCF

p-value

ASD

Number of patients

51

402

 

47

47

LL (°)

35.4 ± 21.7

45.5 ± 15.5

< 0.01

36.7 ± 20.2

35.9 ± 20.5

0.86

 

PI (°)

51.9 ± 13.2

51.1 ± 11.6

0.62

51.2 ± 13.1

49.5 ± 11.2

0.49

 

PT (°)

22.2 ± 12.3

15.0 ± 9.3

< 0.01

21.5 ± 12.0

18.5 ± 10.2

0.19

 

SS (°)

29.7 ± 14.0

36.0 ± 10.5

< 0.01

29.7 ± 14.1

31.0 ± 12.9

0.65

 

TK (°)

30.3 ± 14.3

26.0 ± 12.1

0.02

29.8 ± 14.5

27.2 ± 16.4

0.40

 

SVA (mm)a

59.0 (31.2 − 107.7)

27.9 (6.6 − 59.7)

< 0.01

55.1 (29.8 − 96.6)

61.6 (31.2 − 92.8)

0.60

0.12

PI-LL (°)

16.6 ± 19.8

5.6 ± 14.8

< 0.01

14.6 ± 17.5

13.6 ± 18.7

0.79

0.07

  1. Data are presented as mean ± standard deviation for normally distributed variables and median (interquartile range) for non-normally distributed variables
  2. VCF Vertebral compression fracture, ASD Absolute standardized difference, LL Lumbar lordosis, PI Pelvic incidence, PT Pelvic tilt, SS Sacral slope, TK Thoracic kyphosis, SVA Sagittal vertical axis
  3. a Mann–Whitney U test was performed