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Table 2 Risk factors of SA carriage and SE IgE-sensitization by multivariate analysis

From: Differences between Staphylococcus aureus nasal carriage and IgE-sensitization to Staphylococcus aureus enterotoxin on risk factors and effects in adult population

Characteristics SA carriage SE IgE-sensitization
Adjusted Model*
OR (95% CI)
P value Adjusted Model*
OR (95% CI)
P value
Age (annum) 0.983 (0.962–1.005) 0.123 1.049 (1.021–1.078) 0.001
BMI (1 kg/m2) 0.955 (0.874–1.044) 0.314 1.121 (1.022–1.230) 0.016
Sex     
Male 1.483 (0.684–3.216) 0.319 2.093 (0.965–4.549) 0.061
Female Ref.   Ref.  
Smoking     
Current 0.456 (0.157–1.326) 0.149 1.300 (0.479–3.525) 0.606
Ex 0.593 (0.212–1.657) 0.319 0.458 (0.163–1.284) 0.138
Never Ref.   Ref.  
Environmental Group     
Urban 2.309 (1.165–4.575) 0.017 0.960 (0.477–1.932) 0.908
Sub-urban 1.079 (0.519–2.242) 0.838 0.833 (0.408–1.699) 0.614
Rural Ref.   Ref.  
SA carriage   1.087 (0.573–2.061) 0.798
SE IgE-sensitization 1.102 (0.584–2.081) 0.764  
SEA IgG (1 mg/L) 1.025 (1.001–1.049) 0.042 1.025 (1,000–1.050) 0.049
SEB IgG (1 mg/L) 1.025 (1.003–1.048) 0.026 1.027 (1.003–1,051) 0.024
  1. SA carriage Staphylococcus aureus nasal carriage, SE Staphylococcus aureus enterotoxin, SE IgE-sensitization IgE-sensitization to Staphylococcus aureus enterotoxin, OR odds ratio, CI confidence interval, BMI body mass index. Bold indicates significant differences (P-value < 0.05). *Adjusted for age, sex, body mass index, smoking status, and environmental group