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Table 4 Factors associated with mention of diabetes in death certificates of 19,605 known diabetic subjects. Veneto region (Italy), 2008-2010

From: Multiple causes of death analysis of chronic diseases: the example of diabetes

  N Diabetes mentioned (%) RR (CI) unadjustedb RR (CI) adjustedc
Age
 <45 49 43 0.76 (0.55 – 1.05) 0.96 (0.72 – 1.29)
 45–54 251 43 0.75 ( 0.65 – 0.87) 0.95 (0.84 – 1.08)
 55–64 1,395 46 0.82 (0.77 – 0.87) 1.00 (0.95 – 1.06)
 65–74 4,008 47 0.83 (0.80 – 0.87) 0.97 (0.94 – 1.01)
 75–84 7,568 52 0.92 (0.90 – 0.95) 1.00 (0.97 – 1.03)
 85+ 6,334 57 1.00 1.00
Gender
 Females 9,183 55 1.11 (1.08 – 1.14) 1.06 (1.03 – 1.09)
 Males 10,422 50 1.00 1.00
Duration of disease
 >7 years 10,660 57 1.24 (1.21 – 1.27) 1.17 (1.14 – 1.20)
 <7 years 8,945 46 1.00 1.00
Place of death
 Home 4,327 68 1.44 (1.40 – 1.48) 1.40 (1.37 – 1.44)
 Other 15,278 47 1.00 1.00
Other diseases mentioned in the certificate
 Specific circulatory mentioneda 10,488 67 1.93 (1.87 – 1.99) 1.76 (1.70 – 1.82)
  Not mentioned 9,177 35 1.00 1.00
 Renal failure mentioned 3,661 63 1.27 (1.23 – 1.30) 1.26 (1.23 – 1.30)
  Not mentioned 15,944 50 1.00 1.00
 Tumors mentioned 6,658 39 0.67 (0.65 – 0.69) 0.85 (0.83 – 0.88)
  Not mentioned 12,947 59 1.00 1.00
 Respiratory diseases mentioned 6,356 53 1.02 (0.99 – 1.05) 1.06 (1.03 – 1.09)
  Not mentioned 13,249 52 1.00 1.00
 Digestive diseases mentioned 3,043 47 0.90 (0.86 – 0.93) 1.10 (1.06 – 1.14)
  Not mentioned 16,562 53 1.00 1.00
  1. aHypertensive diseases, ischemic heart diseases, cerebrovascular diseases
  2. bRisk Ratios with 95 % confidence intervals estimated by Poisson regression with a robust error variance
  3. cRisk Ratios with 95 % confidence intervals adjusted for all the other variables reported in the Table, estimated by Poisson regression with a robust error variance