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Table 2 Patient demographics and clinical characteristics

From: Comparison of clinical features and outcomes of staphylococcus aureus vertebral osteomyelitis caused by methicillin-resistant and methicillin-sensitive strains

  MSSA-VO (14) MRSA-VO (16) P-value
Patient demographics    
Age 65.4 ± 17.2 65.9 ± 9.5 0.918
Male 37.5% (5) 87.5% (14) 0.007*
Height 155.8 ± 9.5 164.3 ± 7.6 0.010*
Weight 54.4 ± 8.2 56.0 ± 11.2 0.655
BMI 22.4 ± 2.9 20.6 ± 3.5 0.154
Mean number of co-morbidities 1.2 ± 0.8 2.2 ± 1.1 0.011*
Diabetes mellitus 21.4% (3) 37.5% (6) 0.338
Heart disease 14.3% (2) 6.3% (1) 0.586
Respiratory disease 7.1% (1) 6.3% (1) 0.922
Liver disease 21.4% (3) 6.3% (1) 0.315
Urinary tract infection 7.1% (1) 6.3% (1) 0.922
Hemodialysis 7.1% (1) 6.3% (1) 0.922
Malignancy 14.3% (2) 37.5% (6) 0.226
Use steroids 14.3% (2) 18.8% (3) 0.743
Chemotherapy 0% (0) 18.8% (3) 0.228
Post-surgical states 14.3% (2) 56.3% (9) 0.026*
Clinical characteristics    
Pain 100% (14) 93.8% (15) 0.467
Fever (>38°C) 64.3% (9) 50% (8) 0.484
Neurological deficit 50% (7) 50% (8) 1.000
Septic shock 21.4% (3) 43.8% (7) 0.260
Kulowski classification: acute type 57.1% (8) 62.5% (10) 0.284
Number of vertebral body infected 2.3 ± 0.8 2.2 ± 0.7 0.719
Localization of vertebral body infected    
  Cervical 35.7% (5) 18.8% (3)  
  Thoracic 28.6% (4) 37.5% (6)  
  Lumber 35.7% (5) 43.8% (7) 0.721
X-ray: Griffiths classification    
  (Destructive and osteosclerotic stage) 78.6% (11) 87.5% (14) 0.642
MRI: presence of abscess 85.7% (12) 62.5% (10) 0.226
WBC mean (x 103/ul) 12.6 ± 6.0 12.2 ± 5.4 0.847
CRP mean (mg/dl) 15.4 ± 9.3 15.8 ± 12.9 0.919
Albumin mean (g/dl) 2.7 ± 0.6 3.0 ± 0.5 0.217
  1. *Statistically significant.
  2. BMI indicates body mass index, WBC white blood cell, CRP C-reactive protein.