Table 1.

Demographic and epidemiological characteristics by age group.

Category		Age group (years)
		<20		20–29		30–49		50–64		65–79		80–99		Total
		n%		n%		n%		n%		n%		n%		n%
Total number		1438		673		531		442		489		484		4057
Gender	Men	857	60	405	60	294	55	269	61	267	55	194	40	2286	56
	Women	581	40	268	40	237	45	173	39	222	45	290	60	1771	44
Glasgow Coma Scale score	<9	2	0.1	4	1	1	0.2	3	1	7	1	3	1	20	0.5
	9–12	1	0.1	8	1	7	1	3	1	5	1	7	1	31	1
	13	5	0.3	6	1	4	1	5	1	7	1	9	2	36	1
	14	18	1	12	2	7	1	18	4	31	6	48	10	134	3
	15	1412	98	643	96	512	96	413	93	439	90	417	86	3836	95
Pre–injury systematic disease	Normal	1202	84	581	86	378	71	182	41	93	19	41	8	2477	61
	Mild	233	16	78	12	111	21	140	32	210	43	182	38	954	24
	Moderate	3	0.2	12	2	41	8	116	26	171	35	228	47	571	14
	Severe	0	0	2	0.3	1	0.2	4	1	15	3	33	7	55	1
Injury type	Blunt/Closed	1422	99	663	99	529	100	434	98	485	99	483	100	4016	99
	Crush	15	1	3	0.4	0	0	1	0.2	0	0	0	0	25	1
	Penetrating	1	0.1	7	1	2	0.4	7	2	4	1	1	0.2	16	0.4
Injury mechanism	Fall standing height	256	18	167	25	182	34	244	55	378	77	427	88	1654	41
	Fall from height	715	50	54	8	39	7	46	10	54	11	24	5	932	23
	Bicycle accident	71	5	107	16	77	15	55	12	14	3	13	3	337	8
	Struck by or against object	144	10	60	9	57	11	33	7	13	3	11	2	318	8
	Sports injury	123	9	90	13	39	7	6	1	6	1	0	0	264	7
	Assault	52	4	112	17	55	10	21	5	4	1	0	0	244	6
	Car accident	40	3	72	11	63	12	28	6	18	4	6	1	227	6
	Other MVT accident	28	2	11	2	19	4	8	2	2	0.4	3	1	71	2
	Unclear	9	1	0	0	0	0	1	0.2	0	0	0	0	10	0.2
Place injury occurred	Home	598	42	105	16	124	23	132	30	228	47	334	69	1521	37
	Public place	105	7	203	30	131	25	167	38	177	36	75	15	858	21
	Street/Traffic	130	9	181	27	150	28	87	20	38	8	23	5	609	15
	Sports field/Horse stable	164	11	96	14	53	10	10	2	7	1	1	0	331	8
	Outside	173	12	21	3	21	4	14	3	16	3	4	1	249	6
	Work	4	0.3	38	6	33	6	22	5	3	1	0	0	100	2
	School/Kindergarten	254	18	0	0	1	0.2	1	0.2	1	0.2	0	0	257	6
	Hospital/Nursing home	1	0.1	2	0.3	3	1	2	0.5	19	4	46	10	73	2
	Others	7	0.5	17	3	5	1	0	0	0	0	1	0.2	30	1
	Unknown	2	0.1	10	1	10	2	7	2	0	0	0	0	29	1
CT scan	Performed	198	14	320	48	300	56	280	63	382	78	399	82	1879	46
	Abnormal	12	6	17	5	19	6	37	13	67	18	65	16	217	12
Admission *	Yes	353	25	112	17	111	21	114	26	205	42	255	53	1150	28
	Ward	347	98	103	92	99	89	101	89	181	88	250	98	1081	94
	ICU	6	2	9	8	12	11	13	11	24	12	5	2	69	6
Outcome	Mortality	0	0	1	0.1	0	0	0	0	5	1	16	3	22	0.5

MVT: motor vehicle and traffic accident. CT: computed tomography. ICU: intensive care unit. * Patients treated at both ICU and ward were registered once. Outcome: mortality was assessed at discharge from hospital.