Table 3.

Hospitalization among recent and longstanding male migrants, relative to native Norwegian men

	Any hospital admission 2008–2011, linear probability models				Number of hospital admissions 2008–2011, Poisson regression models
Immigration period	2005–2007		1970–1989		2005–2007		1970–1989
	B	95%CI	B	95%CI	IRR	95%CI	IRR	95%CI
Constant/reference	0.298	0.296/0.299	0.298	0.297/0.300	1		1
Migrants all regions	−0.079	−0.083/−0.075	−0.012	−0.016/−0.007	0.601	0.566/0.639	0.944	0.916/0.974
Migrants classified by geographical origin
Western countries	−0.072	−0.080/−0.064	−0.020	−0.028/−0.012	0.615	0.554/0.682	0.886	0.841/0.933
EU East Europe	−0.104	−0.109/−0.099	−0.010	−0.034/0.015	0.436	0.393/0.485	0.988	0.838/1.165
Other East Europe	−0.040	−0.064/−0.015	−0.011	−0.035/0.012	0.818	0.646/1.037	0.840	0.717/0.984
Africa	−0.019	−0.036/−0.002	−0.046	−0.058/−0.034	1.061	0.882/1.275	0.795	0.715/884
West & South Asia	−0.008	−0.032/0.016	0.025	0.017/0.033	0.812	0.661/0.998	1.172	1.109/1.238
Other Asia	−0.056	−0.071/−0.041	−0.041	−0.051/−0.032	0.944	0.786/1.133	0.832	0.769/0.900
Latin America	−0.050	−0.087/−0.013	0.002	−0.016/0.020	0.650	0.436/0.969	0.894	0.795/1.007
R2/Pseudo R2	0.043		0.041		0.066		0.064
N native Norwegians	1,102,919		1,102,919		1,102,919		1,102,919
N migrants	25,718		38,052		25,718		38,052

Adjusted for four age categories: 30–39, 40–49, 50–59, and 60–69, reference category = 50–59, age coefficients not shown. B = OLS regression coefficient. IRR incidence rate ratio. Exposure variable, Poisson regression: personyears