Volume 18, Number 11—November 2012
Research
Livestock Density as Risk Factor for Livestock-associated Methicillin-Resistant Staphylococcus aureus, the Netherlands
Table 2
Risk factors for LA-MRSA in comparison with those for T-MRSA, the Netherlands, 2003–2005*
Variable |
Univariate models
|
AIC | |
---|---|---|---|
OR (95% CI) | p value | ||
Contact with pigs | 11.176 (2.76–45.29) | 0.001 | 97.81 |
Contact with cows | 20.65 (2.39–178.31) | 0.006 | 99.42 |
Rural | 11.20 (3.15–39.76) | 0.000 | 95.21 |
Probable source of MRSA | 0.083 | 101.02 | |
Foreign vs health care setting |
6.67 (0.78–57.06) | ||
Unknown vs health care setting |
6.50 (1.64 25.76) | 0.008 | |
Other vs health care setting |
12.86 (2.75–60.22) | 0.001 | |
Livestock density/municipality | |||
Log (pig) |
1.45 (1.13–1.86) | 0.003 | 95.58 |
Log (cow) |
2.25 (1.40–3.60) | 0.001 | 96.32 |
Log (veal calf) |
1.30 (1.11–1.52) | 0.001 | 98.70 |
Log (population) |
0.36 (0.20–0.64) | 0.001 | 94.78 |
*MRSA, methicillin-resistant Staphylococcus aureus; LA-MRSA, livestock-associated MRSA; T-MRSA, typeable MRSA; AIC, Akaike information criteria.