TABLE 2. Estimated number* and rate of traumatic brain injury–related emergency department visits, hospitalizations, and deaths, by age group — United States, 2007 and 2013.
| Age group (yrs) | Year | Emergency department visits† |
Hospitalizations§ |
Deaths¶ |
Total |
||||
|---|---|---|---|---|---|---|---|---|---|
| No. | Rate** (95% CI) | No. | Rate (95% CI) | No. | Rate (95% CI) | No. | Rate (95% CI) | ||
| 0–4 | 2007 |
234,003 |
1,118.5 (996.3–1,240.7) |
10,935 |
52.3 (39.2–65.4) |
978 |
4.7 (4.4–5.0) |
245,916
|
1,175.4 (1,052.7–1,298.1)
|
| 2013 |
305,969 |
1,541.1 (1,389.9–1,692.3) |
9,250 |
46.6 (40.2–53.0) |
760 |
3.8 (3.6–4.1) |
315,979
|
1,591.5 (1,440.4–1,742.6)
|
|
| 5–14 | 2007 |
227,848 |
564.5 (515.5–613.6) |
12,475 |
30.9 (24.2–37.6) |
975 |
2.4 (2.3–2.6) |
241,298
|
597.9 (548.4–647.3)
|
| 2013 |
335,966 |
814.8 (744.3–885.4) |
8,680 |
21.1 (18.2–23.9) |
724 |
1.8 (1.6–1.9) |
345,370
|
837.6 (767.1–908.1)
|
|
| 15–24 | 2007 |
340,846 |
792.8 (749.5–836.1) |
40,862 |
95.0 (80.3–109.8) |
8,550 |
19.9 (19.5–20.3) |
390,258
|
907.7 (862.1–953.4)
|
| 2013 |
441,187 |
1,001.9 (951.2–1,052.7) |
28,330 |
64.3 (59.0–69.6) |
6,359 |
14.4 (14.1–14.8) |
475,876
|
1,080.7 (1,029.7–1,131.6)
|
|
| 25–34 | 2007 |
190,565 |
473.4 (443.9–502.9) |
28,067 |
69.7 (59.2–80.3) |
6,862 |
17.0 (16.6–17.5) |
225,494
|
560.2 (528.9–591.4)
|
| 2013 |
279,583 |
651.7 (614.2–689.3) |
25,990 |
60.6 (55.7–65.4) |
6,605 |
15.4 (15.0–15.8) |
312,178
|
727.7 (689.9–765.5)
|
|
| 35–44 | 2007 |
156,763 |
367.1 (344.4–389.8) |
27,074 |
63.4 (54.0–72.8) |
6,650 |
15.6 (15.2–15.9) |
190,487
|
446.0 (421.5–470.6)
|
| 2013 |
206,628 |
509.7 (481.1–538.2) |
20,545 |
50.7 (46.8–54.5) |
5,688 |
14.0 (13.7–14.4) |
232,861
|
574.4 (545.6–603.1)
|
|
| 45–54 | 2007 |
140,709 |
322.8 (303.0–342.7) |
31,795 |
73.0 (63.3–82.6) |
7,774 |
17.8 (17.4–18.2) |
180,278
|
413.6 (391.6–435.7)
|
| 2013 |
218,968 |
499.4 (471.6–527.2) |
31,360 |
71.5 (66.8–76.2) |
7,440 |
17.0 (16.6–17.4) |
257,768
|
587.9 (559.8–616.1)
|
|
| 55–64 | 2007 |
90,074 |
275.9 (259.6–292.2) |
25,590 |
78.4 (69.7–87.1) |
5,917 |
18.1 (17.7–18.6) |
121,581
|
372.4 (353.9–390.8)
|
| 2013 |
186,186 |
473.2 (447.7–498.8) |
33,815 |
86.0 (81.1–90.8) |
7,401 |
18.8 (18.4–19.2) |
227,402
|
578.0 (552.0–604.0)
|
|
| 65–74 | 2007 |
66,740 |
343.2 (321.8–364.6) |
24,597 |
126.5 (115.5–137.5) |
4,742 |
24.4 (23.7–25.1) |
96,079
|
494.1 (470.0–518.1)
|
| 2013 |
154,668 |
613.3 (577.1–649.4) |
35,160 |
139.4 (132.9–145.9) |
6,137 |
24.3 (23.7–24.9) |
195,965
|
777.0 (740.3–813.7)
|
|
| ≥75 | 2007 |
155,574 |
841.9 (778.1–905.8) |
65,955 |
356.9 (331.1–382.8) |
12,251 |
66.3 (65.1–67.5) |
233,780
|
1,265.2 (1,196.4–1,333.9)
|
| 2013 |
331,122 |
1,701.7 (1,578.2–1,825.2) |
88,425 |
454.4 (436.7–472.1) |
14,806 |
76.1 (74.9–77.3) |
434,353
|
2,232.2 (2,107.7–2,356.8)
|
|
| Total |
2007
|
1,603,124
|
531.9 (502.7–561.1)
|
267,350
|
88.7 (79.4–98.0)
|
54,699
|
18.1 (18.0–18.3)
|
1,925,173
|
638.8 (608.1–669.4)
|
|
2013
|
2,460,278
|
777.5 (736.8–818.2)
|
281,555
|
89.0 (84.8–93.2)
|
55,920
|
17.7 (17.5–17.8)
|
2,797,753
|
884.2 (843.3–925.0)
|
|
| Adjusted†† |
2007
|
534.4 (519.8–549.0)
|
87.6 (83.7–91.6)
|
17.9 (17.7–18.0)
|
639.9 (624.7–655.0)
|
||||
| 2013 |
787.1 (767.4–806.9)§§
|
85.4 (83.5–87.3)
|
17.0 (16.9–17.2)§§
|
889.6 (869.7–909.4)
|
|||||
Sources: For emergency department visits, Healthcare Cost and Utilization Project’s (HCUP) Nationwide Emergency Department Sample; for hospitalizations, HCUP’s National Sample; for deaths, CDC’s National Vital Statistics System.
Abbreviation: CI = confidence interval.
*Visits with missing age were excluded. Numbers subject to rounding error.
†Persons who were hospitalized, died, or transferred to another facility were excluded.
§In-hospital deaths and patients who transferred from another hospital were excluded.
¶Record-Axis Condition codes were used (usually included both Part I and Part II of Entity-Axis Condition codes).
**Per 100,000 population.
††Age-adjusted to the 2000 U.S. standard population.
§§Significant difference in rate compared to 2007 based on t-test (p<0.05). Only selected comparisons were tested for statistical significance.