Table 1

Annual incidence rates of first ever stroke, specific for age and ethnic origin, per 1000 population in the South London Stroke Register, 1995–8

	White				Black				Other				Overall
Age group	No of cases (4 y)	No in population/y	Rate	95% CI	No of cases (4 y)	No in population /y	Rate	95% CI	No of cases (4 y)	No in population /y	Rate	95% CI	No of cases (4 y)	No in population/y	Rate	95% CI
Note: four patients have unknown ethnicity.
<15	2	24757	0.02	0.00 to 0.07	0	14719	0.00	0.00 to 0.06	0	5404	0.00	0.00 to 0.17	2	44880	0.01	0.00 to 0.04
15–24	2	23575	0.02	0.00 to 0.08	2	8102	0.06	0.00 to 0.22	0	3246	0.00	0.00 to 0.28	4	34923	0.03	0.00 to 0.07
25–34	9	39883	0.06	0.03 to 0.11	17	12397	0.34	0.20 to 0.55	1	3407	0.07	0.00 to 0.41	27	55687	0.12	0.08 to 0.18
35–44	21	21238	0.25	0.15 to 0.38	13	4818	0.67	0.36 to 1.15	1	2146	0.12	0.00 to 0.65	35	28202	0.30	0.21 to 0.42
45–54	50	15381	0.81	0.60 to 1.07	14	3849	0.91	0.50 to 1.52	9	1443	1.56	0.71 to 2.96	73	20673	0.87	0.68 to 1.10
55–64	118	15944	1.85	1.53 to 2.22	52	3622	3.58	2.68 to 4.71	12	979	3.06	1.58 to 5.35	183	20545	2.19	1.88 to 2.53
65–74	266	15192	4.38	3.87 to 4.94	64	1595	10.03	7.73 to 12.81	14	366	9.56	5.23 to 16.04	346	17153	4.96	4.44 to 5.51
75–84	343	9410	9.11	8.17 to 10.13	31	358	21.65	14.71 to 30.72	10	166	15.06	7.22 to 27.70	384	9934	9.34	8.41 to 10.34
>84	184	2454	18.74	16.13 to 21.66	10	39	64.10	30.74 to 117.88	5	43	29.07	9.44 to 67.83	200	2536	19.72	17.08 to 22.65
Total/crude	995	167834	1.48	1.39 to 1.58	203	49499	1.01	0.89 to 1.18	52	17200	0.76	0.56 to 0.99	1254	234533	1.33	1.26 to 1.41
Standardised to:
World			0.73	0.68 to 0.79			1.67	1.40 to 1.95			1.29	0.93 to 1.65			0.83	0.78 to 0.88
European			1.13	1.06 to 1.21			2.67	2.17 to 3.16			1.99	1.43 to 2.56			1.28	1.20 to 1.35
Monica (35–64 y)			0.90	0.77 to 1.03			1.58	1.23 to 1.93			1.49	0.85 to 2.08			1.06	0.93 to 1.18
European (>24 y)			1.76	1.65 to 1.88			4.15	3.38 to 4.93			3.12	2.23 to 4.00			1.98	1.87 to 2.10