Table 4 Multivariate predictors of Staphylococcus aureus colonization adjusted for clustering by community (N = 1,707)
From: Epidemiology and risk factors for Staphylococcus aureuscolonization in children in the post-PCV7 era
| Â | Multivariable OR (95% CI) | P-value |
|---|---|---|
Year of swab | Â | 0.71 |
   2003–04 | 1.0 |  |
   2006–07 | 0.95 (0.71–1.26) |  |
Age group | Â | <0.001 |
   <6 months | 0.61 (0.34–1.08) |  |
   6–<12 months | 0.39 (0.24–0.64) |  |
   1–<2 years | 0.35 (0.23–0.54) |  |
   2–<3 years | 0.45 (0.28–0.73) |  |
   3–<4 years | 0.53 (0.33–0.86) |  |
   4–<5 years | 0.70 (0.44–1.11) |  |
   ≥5 years | 1.0 |  |
Female | 0.83 (0.63–1.10) | 0.20 |
Race/ethnicity | Â | 0.99 |
   White non-Hispanic | 1.0 |  |
   Black non-Hispanic | 0.96 (0.49–1.90) |  |
   Hispanic | 0.95 (0.51–1.76) |  |
   Other | 0.90 (0.46–1.77) |  |
Median household income in community | Â | 0.89 |
   <$40,000 | 0.99 (0.51–1.93) |  |
   $40,000–$54,999 | 1.14 (0.67–1.94) |  |
   $55,000–$69,999 | 1.11 (0.67–1.84) |  |
   ≥$70,000 | 1.0 |  |
% community members with <high school educational level | Â | 0.65 |
   <5% | 0.99 (0.53–1.87) |  |
   5–<10% | 0.76 (0.45–1.27) |  |
   10–<15% | 0.87 (0.57–1.32) |  |
   ≥15% | 1.0 |  |
Colonization with Streptococcus pneumoniae | 0.92 (0.67–1.27) | 0.62 |
Antibiotics in past 2 months | Â | 0.005 |
   Amoxicillin-clavulanate/cephalosporins/mupirocin/TMP-SMX | 0.57 (0.33–0.97) |  |
   Clindamycin/macrolides | 0.51 (0.24–1.08) |  |
   Amoxicillin/penicillin | 0.54 (0.35–0.84) |  |
   No antibiotics | 1.0 |  |