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Table 1 Bayesian hierarchical spatio-temporal (two-week lag) models of non-multiresistant and multiresistant methicillin resistant Staphylococcus aureus in a tertiary hospital, Brisbane, Australia, 2007

From: A hierarchical spatial modelling approach to investigate MRSA transmission in a tertiary hospital

  nmMRSA mMRSA
  Unstructured random effects (v) Spatially structured random effects (u) Spatially unstructured and structured random effects (v + u) Unstructured random effects (v) Spatially structured random effects (u) Spatially unstructured and structured random effects (v + u)
Parameters Mean (95% CrI ) Mean (95% CrI ) Mean (95% CrI ) Mean (95% CrI ) Mean (95% CrI ) Mean (95% CrI )
Intercept -6.34 (-6.86 to 5.88) -6.79 (-7.35 to -6.26) -9.55 (-11.99 to -7.75) -4.33 (-4.60 to -4.06) -4.65 (-5.03 to -4.33) -8.83 (-8.81 to -7.74)
Odds ratio* 7.09 (4.53 to 11.05) 10.29 (6.83 to 15.10) 6.42 (4.10 to 10.18) 4.15 (3.18 to 5.47) 4.75 (3.72 to 6.12) 6.17 (4.14 to 10.07)
Trend coefficient 1.01 (1 to 1.02) 1.01 (1 to 1.02) 1.02 (1 to 1.02) 0.98 (0.97 to -0.98) 0.98 (0.97 to -0.98) 0.99 (0.97 to -0.99)
Variance Cubicle-level random effect 1.71 (0.98 to 2.73) 0.21 (0.05 to 0.56) 1.49 (0.63 to 2.92)(v); 0.11 (0.02 to 0.36)(u) 1.21 (0.78 to 1.71) 0.34 (0.12 to 0.68) 1.18 (1.42 to 2.31)(v); 0.11 (0.02 to 0.36)(uc
DIC 1700.51 1754.34 1742.86 3819.19 3865.12 3815.46
  1. *For presence of a patient with the same type of MRSA in the cubicle two weeks prior.