Case identification of non-traumatic brain injury in youth using linked population data

BMC Neurology

Table 1 Case identification of non-traumatic acquired brain injury by demographic characteristics

		Total NT-ABI cases		NT-ABI cases excl. birth trauma		Birth Trauma
		N	%	N	%	N	%
Total Population	1,579,089	8154	0.52	6057	0.38	2265	0.14
Sex
Male	813 123	4530	0.56	3345	0.41	1287	0.16
Female	765 966	3624	0.47	2712	0.35	978	0.13
Age group
0–4 years	296 814	4014	1.35	1938	0.65	2241	0.76
5–9 years	323 043	1110	0.34	1089	0.34	24	0.01
10–14 years	311 826	735	0.24	735	0.24	n/a
15–19 years	309 972	1059	0.34	1059	0.34	n/a
20–24 years	337 434	1236	0.37	1236	0.37	n/a
Ethnicity
European	1 064 181	5454	0.51	4089	0.38	1467	0.14
Māori	408 150	2949	0.72	2214	0.54	789	0.19
Pacific	212 823	1425	0.67	1050	0.49	405	0.19
Asian	270 312	900	0.33	603	0.22	318	0.12
MELAA	32 259	153	0.47	111	0.34	48	0.15
Deprivation Index
Lowest quintile	293 109	1152	0.39	906	0.31	270	0.09
Dep2	277 701	1218	0.44	930	0.33	312	0.11
Dep3	277 389	1314	0.47	969	0.35	372	0.13
Dep4	291 522	1617	0.55	1158	0.40	501	0.17
Highest quintile	355 167	2478	0.70	1797	0.51	726	0.20
Resident location
Urban	1306 389	6807	0.52	5061	0.39	1890	0.14
Rural	262 071	1305	0.50	966	0.37	363	0.14

ISSN: 1471-2377