Table 2. Comparison of the largest immigrant groups in the Berlin population and the study population, stratified to the largest age groups.

Reference group for all OR´s are their portions in the Berlin population.

	Berlin population	Study population	Odds Ratio & Confidence Interval	p-value
All Age group 51–60 Age group 61–70 Age group 71–90	n = 3,443,100	n = 4,118
	n = 467,600	n = 492
	n = 350,700	n = 785
	n = 449,100	n = 2210
Immigrants	n = 908,500	n = 471	0.36 (0.33–0.39)	<0.0001
Age group 51–60	n = 100,900	n = 87	0.78 (0.62–0.99)	0.0356
Age group 61–70	n = 59,300	n = 103	0.74 (0.60–0.92)	0.0046
Age group 71–90	n = 25,500	n = 178	1.46 (1.25–1,71)	<0.0001
Turkish Immigrants Age group 51–60 Age group 61–70 Age group 71–90	n = 218,630	n = 64	0.23 (0.18–0.30)	<0.0001
	n = 19,920	n = 11	0.51 (0.27–0.96)	0.0261
	n = 14,630	n = 14	0.42 (0.24–0.72)	0.0008
	n = 8,920	n = 26	0.59 (0.39–0.88)	0.0062
Polish Immigrants	n = 83,730	n = 117	1.17 (0.97–1.42)	0.0879
Age group 51–60	n = 16,650	n = 18	1.03 (0.62–1.68)	0.9067
Age group 61–70	n = 7,920	n = 26	1.48 (0.98–2.23)	0.0467
Age group 71–90	n = 3,300	n = 53	3.36 (2.53–4.45)	<0.0001
Russian Immigrants	n = 51,190	n = 54	0.88 (0.67–1.16)	0.3518
Age group 51–60	n = 5,620	n = 7	1.19 (0.52–2.58)	0.6528
Age group 61–70	n = 4,810	n = 5	0.46 (0.17–1.15)	0.0765
Age group 71–90	n = 2,710	n = 35	2.67 (1.88–3.78)	<0.0001