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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.