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Table 3 Bivariate Analysis of Factors Associated with Nursing Home MRSA Point Prevalence and MRSA Transmission Risk

From: Nursing home characteristics associated with methicillin-resistant Staphylococcus aureus (MRSA) Burden and Transmission

Variable Absolute %Change MRSA Point Prevalence per 10% change in variable p-value Absolute %Change MRSA Transmission per 10% change in variable p-value
Nursing Home Characteristic
Annual Admissions (per100 admissions) 1.02 0.09 0.6 0.24
Annual Resident Turnover −5.9 <0.001 −2.7 0.06
Average Direct Care Nursing Staff Hours (per resident day) 1.8 0.92 −0.2 0.99
High MRSA Admission Prevalencea 14.3 <0.001 5.6 0.18
Demographics (as% of all facility residents)
Age under 65 −1.4 0.14 0.7 0.48
Age over 85 0.4 0.76 −1.9 0.09
Male Gender −1.4 0.52 2.9 0.16
Hispanic Ethnicity 2.9 0.21 3.1 0.05
Non-White Race 1.5 0.33 1.6 0.11
Education less than High School 2.6 0.1 2.3 0.03
Admitted from Acute Hospital 2.4 0.006 0.4 0.71
Comorbidities (as% of all facility residents)
Diabetes 6.9 <0.001 3.6 0.01
Skin Lesions 2.2 0.05 −1.0 0.41
Fecal Incontinence 3.5 0.001 2.2 0.03
Indwelling Devices 2.0 0.09 1.9 0.14
History of MRSA 3.2 0.10 2.8 0.38
Functional Status
High Resource Utilization Groupa 4.5 0.25 1.2 0.76
% Residents with High Social Engagement Score −2.1 0.19 −2.0 0.06
  1. aMRSA admission prevalence and Resource utilization group (RUGS) score were dichotomized into high and low groups around median values.