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Table 3 Epidemiologic background information in patients with systemic lupus erythematosus (SLE) and healthy controls (HC)

From: Association between Staphylococcus aureus nasal carriage and disease phenotype in patients affected by systemic lupus erythematosus

  SLE HC P
Interaction with pets (%)    
SA-positive 16.7 20.0 NS
SA-negative 24.4 22.6  
Contacts with other animals (%)    
SA-positive 22.2 0 P < 0.0001 SLE SA-positive vs HC SA-positive
SA-negative 12.2 12.9 P = 0.0001 HC SA-negative vs HC SA-positive
Hospitalization within 90 days (%)    
SA-positive 0 0 NS
SA-negative 1.5 0  
Antibiotic treatment within 90 days (%)    
SA-positive 16.7 10.0  
SA-negative 12.2 3.2 P = 0.02 SLE SA-negative vs HC SA-negative
Team sports practice (%)    
SA-positive 5.5 30.0 P < 0.001 SLE SA-positive vs HC SA-positive
SA-negative 0 3.2 P < 0.001 HC SA-positive vs HC SA-negative
Previous SA infections (%)    
SA-positive 0 0 NS
SA-negative 3.0 0