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Table 5 Rate ratios (RR) and 95% confidence intervals (CI) for CVD standardised mortality ratios as derived from Poisson regression models which employ the natural logarithm of expected cases as offset term.

From: All-cause and Cardiovascular mortality among ethnic German immigrants from the Former Soviet Union: a cohort study

   univariate multivariate-adjusted
covariable category RR 95%-CI RR 95%-CI
Sex male* 1   1  
  female 1.06 0.91–1.24 1.10 0.94–1.29
Age group 15–39* 1   1  
  40–64 0.69 0.47–1.06 0.70 0.47–1.06
  65+ 0.64 0.44–0.96 0.61 0.43–0.92
duration of stay <5 years* 1   1  
  5–8 years 0.94 0.80–1.11 0.86 0.68–1.08
  >8 years 1.20 0.88–1.58 1.10 0.76–1.59
study period 1990–1993* 1   1  
  1994–1997 1.51 1.12–2.08 1.53 1.12–2.13
  1998–2002 1.52 1.14–2.07 1.65 1.14–2.41
year of arrival 1990–1993* 1   1  
  1994–1997 1.16 0.98–1.36 1.06 0.87–1.29
  1998–2001 1.06 0.77–1.42 0.89 0.60–1.29
family size single* 1   1  
  2 to 4 1.01 0.83–1.23 1.00 0.82–1.22
  5+ 0.75 0.56–1.00 0.74 0.55–0.99
size of city >100,000* 1   1  
  <100,000 1.13 0.97–1.31 1.12 0.96–1.30
  1. *reference category
  2. the Poisson models only contain the respective covariable
  3. the Poisson model contains all covariables; intercept (baseline log SMR): -0.25 (p = 0.31)