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Table 2 Incidence rate ratios of overall blood stream infections for services provided by public hospitals in Queensland, Australia.

From: Improved hospital-level risk adjustment for surveillance of healthcare-associated bloodstream infections: a retrospective cohort study

Medical services GEE Poisson with a log linka
   IRR SE (95% CI) P-value
AIDS 2.14 0.63 (1.20 to 3.82) .010
Alcohol/Drugs 0.52 0.15 (0.29 to 0.93) .028
Coronary care 0.74 0.05 (0.66 to 0.84) < .001
Hospice care 0.84 0.07 (0.71 to 0.99) .041
Infectious diseases 2.72 0.45 (1.97 to 3.76) < .001
Plastic surgery 0.49 0.07 (0.38 to 0.64) < .001
Oncology 1.60 0.17 (1.29 to 1.98) < .001
Bone marrow transplants 1.52 0.22 (1.14 to 2.03) .004
QIC 1844.93     
  1. aAR 1 correlation
  2. exchangeable standard errors were scaled by square root of Pearson χ2-based dispersion.