TABLE 4.

Incidence of TBIs According to Mechanism, Age, and Gender

Gender and Age	Fall	Struck by/Against	Motor Vehicle	Cycling	Other
No. of cases in subsample with medical record review
Male
0–4 y	57	5	2	1	1
5–9 y	35	17	5	5	1
10–14 y	34	28	4	10	0
15–17 y	13	25	12	0	1
Female
0–4 y	51	7	0	0	1
5–9 y	18	11	1	1	0
10–14 y	11	16	3	6	0
15–17 y	7	4	6	2	0
Both
0–4 y	108	12	2	1	2
5–9 y	53	28	6	6	1
10–14 y	45	44	7	16	0
15–17 y	20	29	18	2	1
Incidence rate, estimate, cases per 100 000 child-years
Male
0–4 y	416	36	15	7	7
5–9 y	147	72	21	21	4
10–14 y	167	137	20	49	0
15–17 y	113	218	105	0	9
Female
0–4 y	308	42	0	0	6
5–9 y	92	56	5	5	0
10–14 y	48	69	13	26	0
15–17 y	67	39	58	19	0
Both
0–4 y	363	39	7	4	7
5–9 y	120	64	13	13	2
10–14 y	109	104	16	38	0
15–17 y	91	130	82	9	4