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Table 4 Cumulative incidence of cardiovascular diseases and cardiovascular risk factors (according to the diagnoses in ICD-10) and RR (risk ratios) for men aged 65-79 years (diagnosed 2002-2007) in the twin cities.

From: Cardiovascular disease occurrence in two close but different social environments

  White-collar twin city Blue-collar twin city
  65-79 years (n = 6 892 inhabitants) 65-79 years (n = 6 695 inhabitants)
  n n/1000 RR 95% CI n n/1000 RR 95% CI
High Cholesterol (ICD-E-78) 832 121.7 1.00 - 656 98.0 0.82 (0.74-0.89)***
Hypertension (ICD-I10) 1486 215.6 1.00 - 1737 259.4 1.20 (1.13-1.28)***
Angina Pectoris (ICD-I20.9) 661 95.9 1.00 - 670 100.1 1.04 (0.94-1.16)
Cardiac infarction (ICD-I21) 537 77.9 1.00 - 598 89.3 1.15 (1.03-1.28)*
Ischemic heart disease UNS (ICD-I25) 1055 153.1 1.00 - 1161 173.4 1.13 (1.05-1.22)**
Cardiac insufficiency (ICD-I50) 750 108.8 1.00 - 806 120.4 1.11 (1.01-1.22)*
Cerebral haemorrhage (ICD-I16.9) 20 2.9 1.00 - 51 7.6 2.63 (1.57-4.40)***
Stroke (ICD-I63) 396 57.5 1.00 - 406 60.6 1.06 (0.92-1.21)
  1. *p = 0.05,**p = 0.001,***p < 0.0001