Traumatic Brain Injury Related Hospitalization and Mortality in California

Table 3

Estimated numbers and percentages of traumatic brain injury-related hospitalizations categorized by external causes and demographics, insurance, admission year, and procedure day in California, 2001–2009.

	Motor vehicle	Fall	Assault	Struck by	Other	𝑃 value
Age
0–4	455 (11.6)	2093 (53.5)	322 (8.2)	82 (2.1)	958 (24.5)	<0.0001
5–9	264 (34.7)	236 (31.1)	6 (0.8)	20 (2.6)	234 (30.8)
10–14	313 (34.2)	182 (19.9)	48 (5.2)	8 (0.9)	365 (39.9)
15–19	1454 (48.7)	284 (9.5)	573 (19.2)	7 (0.2)	668 (22.4)
20–24	1582 (48.6)	269 (8.3)	824 (25.3)	13 (0.4)	568 (17.4)
25–34	1798 (41.6)	435 (10.1)	1173 (27.2)	31 (0.7)	882 (20.4)
35–44	1688 (31.9)	794 (15.0)	1285 (24.3)	32 (0.6)	1497 (28.3)
45–54	1631 (24.8)	1289 (19.6)	1279 (19.4)	24 (0.4)	2357 (35.8)
55–64	994 (20.2)	1431 (29.1)	474 (9.6)	22 (0.5)	2002 (40.7)
65–74	719 (13.1)	2081 (37.9)	140 (2.6)	21 (0.4)	2527 (46.1)
≥75	1098 (4.8)	10019 (44.0)	167 (0.7)	40 (0.2)	11430 (50.2)
Gender
Female	4507 (17.9)	9356 (37.2)	872 (3.5)	94 (0.4)	10330 (41.1)	<0.0001
Male	7489 (20.8)	9757 (27.1)	5419 (15.0)	206 (0.6)	13158 (36.5)
Race
Blacks	725 (21.3)	672 (19.7)	987 (29.0)	22 (0.7)	1001 (29.4)	<0.0001
Hispanics	3672 (27.8)	3274 (24.7)	2508 (19.0)	117 (0.9)	3660 (27.7)
Asians	476 (14.4)	1086 (32.7)	134 (4.0)	21 (0.6)	1600 (48.2)
Other	302 (30.2)	265 (26.5)	114 (11.4)	4 (0.4)	316 (31.6)
Whites	6821 (17.0)	13816 (34.3)	2548 (6.3)	136 (0.3)	16911 (42.0)
Insurance
Medicare	1582 (5.9)	11469 (42.6)	482 (1.8)	56 (0.2)	13353 (49.6)	<0.0001
Medicaid	2703 (28.3)	2374 (24.8)	1697 (17.8)	71 (0.7)	2711 (28.4)
Private	4325 (31.7)	3498 (25.6)	1057 (7.7)	81 (0.6)	4705 (34.4)
Other	3193 (31.5)	1403 (13.9)	3007 (29.7)	42 (0.4)	2483 (24.5)
Workers comp	193 (21.5)	369 (41.2)	48 (5.4)	50 (5.6)	236 (26.3)
Length of stay
1-2	5584 (46.6)	8200 (42.9)	3320 (52.8)	159 (53)	8615 (36.7)	<0.001
3–5	2595 (21.6)	5679 (29.7)	1402 (22.3)	68 (22.7)	7070 (30.1)
6 or more	3817 (31.8)	5234 (27.4)	1569 (24.9)	73 (24.3)	7803 (33.2)
Severity
Minor	2162 (18.0)	2612 (13.7)	1159 (18.9)	51 (17.0)	2949 (12.6)	<0.0001
Moderate	3746 (31.2)	3641 (19.1)	1279 (20.8)	96 (32.0)	3579 (15.3)
Serious	4108 (34.2)	5869 (30.7)	2209 (36.0)	104 (34.7)	6462 (27.6)
Severe	1749 (14.6)	6701 (35.1)	1296 (21.1)	47 (15.7)	9856 (42.0)
Critical	231 (1.9)	287 (1.5)	201 (3.3)	2 (0.7)	599 (2.5)
Admission year
2001	1398 (22.2)	2859 (45.4)	662 (10.5)	42 (0.7)	1335 (21.2)	<0.0001
2002	1484 (22.0)	1977 (29.3)	720 (10.7)	32 (0.5)	2527 (37.5)
2003	1571 (22.0)	2158 (30.3)	682 (9.6)	38 (0.5)	2686 (38.7)
2004	1575 (21.6)	2133 (29.2)	725 (9.9)	29 (0.4)	2844 (38.9)
2005	1418 (18.6)	2137 (28.1)	865 (11.4)	40 (0.5)	3157 (41.5)
2006	1460 (19.2)	2275 (30.0)	795 (10.5)	47 (0.6)	3012 (39.7)
2007	1334 (16.8)	2433 (30.6)	774 (9.7)	26 (0.3)	3385 (42.6)
2008	884 (17.4)	1494 (29.4)	499 (9.8)	27 (0.5)	2184 (42.9)
2009	869 (16.0)	1640 (30.1)	568 (10.4)	19 (0.4)	2346 (43.1)