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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.