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Table 5 Cumulative incidence of cardiovascular diseases and cardiovascular risk factors (according to the diagnoses in ICD-10) and RR (risk ratios) for women 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 = 8 151 inhabitants) 65-79 years (n = 8 015 inhabitants)
  n n/1000 RR 95% CI n n/1000 RR 95% CI
High Cholesterol (ICD-E-78) 608 74.6 1.00 - 526 65.6 0.88 (0.79-0.99)*
Hypertension (ICD-I10) 1644 201.7 1.00 - 2026 252.8 1.25 (1.18-1.33)***
Angina Pectoris (ICD-I20.9) 548 67.2 1.00 - 616 76.9 1.14 (1.02-1.28)*
Cardiac infarction (ICD-I21) 392 48.1 1.00 - 391 48.8 1.01 (0.89-1.16)
Ischemic heart disease UNS (ICD-I25) 542 66.5 1.00 - 645 80.5 1.21 (1.08-1.36)**
Cardiac insufficiency (ICD-I50) 539 66.1 1.00 - 700 87.3 1.32 (1.19-1.47)***
Cerebral haemorrhage (ICD-I16.9) 16 2.0 1.00 - 42 5.2 2.67 (1.50-4.74)**
Stroke (ICD-I63) 316 38.8 1.00 - 348 43.4 1.12 (0.97-1.30)
  1. *p = 0.05,**p = 0.001,***p < 0.0001