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

Table 2 Description of hemorrhagic strokes

Hemorrhagic strokes	2008		2009		2010		2011		Total		χ²	Somers’d
Hemorrhagic strokes	n	%	n	%	n	%	n	%	n	%	p	p
All patients	22,327		22,618		23,426		23,056		91,427
Age
All patients
≤35	1205	5.4	1120	5.0	1169	5.0	1021	4.4	4515	4.9	<10⁻³	<10⁻³
36–55	4093	18.3	3946	17.5	4026	17.2	3935	17.1	16,000	17.5
>55	17,029	76.3	17,552	77.6	18,231	77.8	18,100	78.5	70,912	77.6
Male
≤35	663	6.0	599	5.4	676	5.9	551	4.9	2489	5.6	0.0007	0.0012
36–55	2152	19.6	2106	19.0	2077	18.2	2105	18.9	8440	18.9
>55	8192	74.4	8365	75.6	8673	75.9	8495	76.2	33,725	75.5
Female
≤35	542	4.8	521	4.5	493	4.1	470	4.0	2026	4.3	<10⁻³	<10⁻³
36–55	1941	17.2	1840	15.9	1949	16.2	1830	15.4	7560	16.2
>55	8837	78.1	9187	79.6	9558	79.7	9605	80.7	37,187	79.5
Sex
Male	11,007	49.3	11,070	48.9	11,426	48.8	11,151	48.4	44,654	48.8	NS	0.0452
Female	11,320	50.7	11,548	51.1	12,000	51.2	11,905	51.6	46,773	51.2	NS	0.0452
In-hospital death (in 30 days)
All patients	7153	32.0	7367	32.6	7469	31.9	7438	32.3	29,427	32.2	NS	NS
% age-sexe-adjusted		32.0		32.3		31.6		31.7
Male	3450	31.3	3511	31.7	3657	32.0	3500	31.4	14,118	31.6	NS	NS
% age-adjusted		31.3		31.5		31.8		31.0
≤35	72	10.9	58	9.7	68	10.1	58	10.5	256	10.3	NS	NS
36–55	379	17.6	407	19.3	422	20.3	399	19.0	1607	19.0	NS	NS
>55	2999	36.6	3046	36.4	3167	36.5	3043	35.8	12,255	36.3	NS	NS
Female	3703	32.7	3856	33.4	3812	31.8	3938	33.1	15,309	32.7	0.0458	NS
% age-adjusted		32.7		33.1		31.4		32.5
≤35	47	8.7	44	8.5	39	7.9	39	8.3	169	8.3	NS	NS
36–55	332	17.1	324	17.6	283	14.5	310	16.9	1249	16.5	0.0471	NS
>55	3324	37.6	3488	38.0	3490	36.5	3589	37.4	13,891	37.4	NS	NS

ISSN: 1476-072X