The use of national administrative data to describe the spatial distribution of in-hospital mortality following stroke in France, 2008–2011

Table 1 Global description of strokes

Strokes	2008		2009		2010		2011		Total		χ²	Somers’d
Strokes	n	%	n	%	n	%	n	%	n	%	p	p
All strokes	97,574		99,398		102,593		101,237		400,802
Hemorrhagic	22,327	22.9	22,618	22.7	23,426	22.8	23,056	22.8	91,427	22.8	NS	NS
Ischemic	75,247	77.1	76,780	77.3	79,167	77.2	78,181	77.2	309,375	77.2	NS	NS
Age
All patients
≤35	2476	2.5	2491	2.5	2586	2.5	2310	2.3	9863	2.5	0.0005	0.0106
36–55	11,464	11.8	11,395	11.5	12,017	11.7	11,706	11.6	46,582	11.6
>55	83,634	85.7	85,512	86.0	87,990	85.8	87,221	86.2	344,357	85.9
Male
≤35	1220	2.5	1202	2.5	1332	2.6	1127	2.3	4881	2.5	0.0058	NS
36–55	6786	14.1	6728	13.8	7069	14.0	7044	14.1	27,627	14.0
>55	40,255	83.4	40,867	83.8	42,061	83.4	41,644	83.6	164,827	83.5
Female
≤35	1256	2.6	1289	2.6	1254	2.4	1183	2.3	4982	2.5	0.0074	0.0013
36–55	4678	9.5	4667	9.2	4948	9.5	4662	9.1	18,955	9.3
>55	43,379	88.0	44,645	88.2	45,929	88.1	45,577	88.6	179,530	88.2
Sex
Male	48,261	49.5	48,797	49.1	50,462	49.2	49,815	49.2	197,335	49.2	NS	NS
Female	49,313	50.5	50,601	50.9	52,131	50.8	51,422	50.8	203,467	50.8	NS	NS
In-hospital death (in 30 days)
All patients	16,178	16.6	16,234	16.3	16,700	16.3	16,249	16.1	65,361	16.3	0.0160	0.0009
% age-sexe-adjusted		16.6		16.2		16.2		15.9
Male	7389	15.3	7430	15.2	7554	15.0	7285	14.6	29,658	15.0	0.0116	0.0006
% age-adjusted		15.3		15.1		14.9		14.6
≤35	86	7.1	77	6.4	83	6.2	63	5.6	309	6.3	NS	0.0765
36–55	547	8.1	561	8.3	577	8.2	550	7.8	2235	8.1	NS	NS
>55	6756	16.8	6792	16.6	6894	16.4	6672	16.0	27,114	16.5	0.0206	0.0010
Female	8789	17.8	8804	17.4	9146	17.5	8964	17.4	35,703	17.6	NS	NS
% age-adjusted		17.8		17.4		17.6		17.4
≤35	62	4.9	49	3.8	51	4.1	46	3.9	208	4.2	NS	NS
36–55	416	8.9	407	8.7	374	7.6	386	8.3	1583	8.4	NS	0.0482
>55	8311	19.2	8348	18.7	8721	19.0	8532	18.7	33,912	18.9	NS	NS

ISSN: 1476-072X