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.

		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

*reference category

^†the Poisson models only contain the respective covariable

^‡the Poisson model contains all covariables; intercept (baseline log SMR): -0.25 (p = 0.31)