Table 2

Descriptives of patient characteristics of the study sample, for inpatient deaths and patients discharged alive

	Inpatient deaths*		Discharged alive*		Significance
	N	Weighted %	N	Weighted %	Significance
Inpatient admissions	5990		5959
Patient admissions
University hospital	1179	15.1	993	12.6	<0.001
Tertiary teaching	1748	33.3	1795	34.0	0.215
General†	3063	51.6	3171	53.4	0.013
Male sex	3217	53.7	2924	49.0	<0.001
Age in years, mean (median/SD)	73.7 (76.0/13.7)		57.4 (61.0/21.3)		<0.001
Age categories
1–18	35	0.5	433	7.0	<0.001
19–40	131	2.0	802	13.3	<0.001
41–65	1264	20.7	2253	37.9	<0.001
66–79	2238	37.3	1674	28.2	<0.001
80 and older	2314	39.3	796	13.6	<0.001
Length of hospital stay, days (median/SD)	12.0 (7.0/15.3)		7.7 (5.0/9.6)		<0.001
Urgent admission	5172	87.0	3061	52.2	<0.001
Department to which patient was admitted
Cardiology	717	12.3	730	12.6	0.535
Surgery	726	12.2	1424	23.9	<0.001
Intensive care	563	8.8	62	1.0	<0.001
Paediatrics	12	0.2	209	3.4	<0.001
Internal medicine	1755	29.7	899	15.1	<0.001
Orthopaedics	103	1.7	651	11.3	<0.001
Neurology	706	11.9	430	7.3	<0.001
Lung disease	779	13.2	384	6.5	<0.001
Ear, nose and throat	26	0.4	264	4.3	<0.001
Urology	68	1.1	280	4.7	<0.001
Other‡	535	8.5	626	9.9	0.04
Patient admitted to surgical department	1003	16.5	2976	49.7	<0.001

*For patient characteristics unweighted numbers are given, % are weighted for hospital type.
†Hospital type rates are corrected for the stratified sample.
‡Other: all other departments <3.5%, for example geriatrics, gynaecology, ophthalmology.