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Table 2 Comparison of the IVC group with non-IVC group

From: Does segmental artery occlusion cause intravertebral cleft following osteoporotic vertebral fracture: a prospective magnetic resonance angiography study

Factors IVC (n=21) Non-IVC (n=25) P values
Age (years) 76.48 ± 12.46 72.64 ± 12.14 0.297
Gender (female) 15 (71.4%) 17 (68.0%) 0.801
BMI (kg/m2) 22.72 ± 3.10 22.34 ± 2.94 0.486
Vertebral avascular risk factors 1 (2) 1 (2) 0.563
Thoracolumbar levels (T11-L2) 17 (81.0%) 17 (68.0%) 0.319
Fracture severity (>25%) 10 (47.6%) 9 (36.0%) 0.425
CR (%) 77.94 (20.26) 81.11 (16.83) 0.861
Time from injury to MRI (Days) 39.69 ± 64.49 9.07 ± 12.18 0.041*
LSOR (%)a 20.24 ± 28.08 9.78 ± 19.56 0.156
TOR (%) 13.83 ± 12.04 11.57 ± 9.25 0.476
  1. *P<0.05. Data number (%) are for fracture severity, CR and gender; median (IQR) for vertebral avascular risk factors; mean ± SD for other variables. n= fracture number, a Two L5 segmental fracture was not included in LSOR calculation. BMI Body mass index, CR Compression rate, MRI Magnetic resonance image, LSOR Lesion segmental occlusion rate, TOR Total occlusion ratio