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Table 3 Incidence rates (admissions/presentations per person-year) by sociodemographic category and dataset, comparing the gold-standard benchmark to the linkage results

From: Sociodemographic differences in linkage error: an examination of four large-scale datasets

  NSW Emergency NSW Hospital SA Emergency WA Hospital
GSa Estimated GS Estimated GS Estimated GS Estimated
Remoteness
 Major Cities 0.68 0.68 0.41 0.41 0.75 0.76 0.47 0.48
 Regional 0.83 0.84 0.42 0.43 0.53 0.53 0.46 0.46
 Remote 0.59 0.590 0.46 0.47 0.50 0.50 0.48 0.52
Sex
 Male 0.72 0.73 0.42 0.42 0.70 0.70 0.46 0.47
 Female 0.72 0.72 0.41 0.41 0.75 0.75 0.47 0.47
Socioeconomic Status
 Most Disadvantaged 0.85 0.86 0.44 0.45 0.83 0.84 0.54 0.56
 2 0.64 0.65 0.41 0.41 0.75 0.76 0.48 0.49
 3 0.82 0.83 0.39 0.38 0.71 0.72 0.46 0.47
 4 0.65 0.66 0.38 0.37 0.66 0.66 0.43 0.43
 Least Disadvantaged 0.59 0.59 0.38 0.38 0.60 0.61 0.41 0.41
Year of birth
  < 1950 0.78 0.79 0.66 0.69 0.76 0.76 0.76 0.79
 1950–1979 0.68 0.69 0.36 0.36 0.70 0.70 0.42 0.42
 1980+ 0.73 0.74 0.29 0.27 0.75 0.76 0.31 0.3
  1. aResults using the gold standard benchmark