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Table 2 Distribution of causes of death according to CORR and ISQ for patients receiving dialysis and for the general population

From: Magnitude of discordance between registry data and death certificate when evaluating leading causes of death in dialysis patients

Causes of death CORR ISQ – Underlying cause ISQ – Direct cause General population*
  N % N % N % %
Both sex        
   Cardiovascular 555 39.1% 592 29.1% 557 27.4% 28.9%
   Infection 149 10.5% 101 5.0% 222 10.9% 3.4%
   Malignancy 149 10.5% 284 14.0% 153 7.5% 36.1%
   Other 565 39.9% 1059 52.0% 1104 54.2% 31.6%
    Diabetes N/A   339 16.7% 14 0.7% 3.3%
    Kidney failure N/A   400 19.6% 576 28.3% 1.8%
Female        
   Cardiovascular 189 35.2% 191 24.3% 184 23.4% 28.2%
   Infection 62 11.6% 38 4.8% 92 11.7% 3.6%
   Malignancy 59 11.0% 107 13.6% 59 7.5% 34.9%
   Other 227 42.3% 449 57.2% 450 57.3% 33.3%
   Diabetes N/A   146 18.6% 7 0.9% 3.4%
   Kidney failure N/A   161 20.5% 232 29.6% 1.6%
Male        
   Cardiovascular 366 41.5% 401 32.1% 373 29.8% 29.3%
   Infection 87 9.9% 63 5.0% 130 10.4% 3.3%
   Malignancy 90 10.2% 177 14.2% 94 7.5% 36.7%
   Other 338 38.4% 610 48.8% 654 52.3% 30.7%
    Diabetes N/A   193 15.4% 7 0.6% 3.2%
   Kidney failure N/A   239 19.1% 344 27.5% 1.8%
  1. Note: Cause of death was missing or unknown in 489 patients (25.6%) in CORR and 38 patients (1.8%) in ISQ. Kidney failure and diabetes are not defined in CORR internal coding scheme and could not be reported.
  2. *General population of Quebec, Canada, 2001 to 2007, indirectly standardized.