Effect of helmet wear on the incidence of head/face and cervical spine injuries in young skiers and snowboarders

A J Macnab; T Smith; F A Gagnon; M Macnab

doi:10.1136/ip.8.4.324

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Original Article

Effect of helmet wear on the incidence of head/face and cervical spine injuries in young skiers and snowboarders

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	Abstract	Full	Pdf
Dec 2002	41	56	27
Jan 2003	34	99	26
Feb 2003	26	53	20
Mar 2003	10	87	29
Apr 2003	8	34	18
May 2003	5	11	11
Jun 2003	2	13	7
Jul 2003	15	29	6
Aug 2003	10	18	1
Sep 2003	14	28	9
Oct 2003	25	25	13
Nov 2003	33	47	18
Dec 2003	25	48	13
Jan 2004	28	49	15
Feb 2004	27	58	32
Mar 2004	51	65	11
Apr 2004	44	65	21
May 2004	69	84	10
Jun 2004	65	85	12
Jul 2004	40	53	11
Aug 2004	33	60	8
Sep 2004	34	74	23
Oct 2004	49	104	13
Nov 2004	21	84	29
Dec 2004	11	82	23
Jan 2005	24	86	38
Feb 2005	45	77	28
Mar 2005	35	106	48
Apr 2005	18	66	14
May 2005	12	25	14
Jun 2005	7	29	12
Jul 2005	12	30	16
Aug 2005	15	67	13
Sep 2005	24	63	24
Oct 2005	29	114	29
Nov 2005	27	120	38
Dec 2005	19	79	19
Jan 2006	16	95	25
Feb 2006	34	121	30
Mar 2006	32	130	48
Apr 2006	46	84	34
May 2006	50	43	17
Jun 2006	30	32	12
Jul 2006	11	26	6
Aug 2006	26	22	9
Sep 2006	37	53	17
Oct 2006	55	76	16
Nov 2006	95	88	34
Dec 2006	51	42	13
Jan 2007	91	58	27
Feb 2007	94	56	30
Mar 2007	110	85	49
Apr 2007	64	48	23
May 2007	40	37	24
Jun 2007	36	22	15
Jul 2007	34	31	12
Aug 2007	17	12	5
Sep 2007	22	24	17
Oct 2007	36	45	29
Nov 2007	54	35	46
Dec 2007	40	39	27
Jan 2008	50	53	61
Feb 2008	61	89	58
Mar 2008	62	77	54
Apr 2008	27	41	34
May 2008	32	18	13
Jun 2008	48	21	12
Jul 2008	12	7	10
Aug 2008	22	30	27
Sep 2008	37	26	28
Oct 2008	30	29	20
Nov 2008	31	37	27
Dec 2008	26	21	27
Jan 2009	50	25	29
Feb 2009	76	32	36
Mar 2009	62	63	28
Apr 2009	33	29	17
May 2009	17	16	8
Jun 2009	34	18	27
Jul 2009	16	16	14
Aug 2009	30	11	12
Sep 2009	25	16	13
Oct 2009	47	18	10
Nov 2009	27	42	19
Dec 2009	19	58	24
Jan 2010	13	36	27
Feb 2010	35	77	37
Mar 2010	40	63	30
Apr 2010	15	37	23
May 2010	4	36	17
Jun 2010	7	31	20
Jul 2010	14	27	10
Aug 2010	6	26	7
Sep 2010	7	40	18
Oct 2010	15	67	32
Nov 2010	17	80	32
Dec 2010	14	42	19
Jan 2011	17	42	21
Feb 2011	12	62	21
Mar 2011	37	41	23
Apr 2011	39	19	11
May 2011	21	27	13
Jun 2011	16	20	6
Jul 2011	24	12	7
Aug 2011	24	7	5
Sep 2011	44	9	8
Oct 2011	59	23	11
Nov 2011	48	21	7
Dec 2011	36	42	7
Jan 2012	34	36	15
Feb 2012	38	43	11
Mar 2012	37	48	30
Apr 2012	41	37	16
May 2012	25	23	13
Jun 2012	17	24	27
Jul 2012	20	51	22
Aug 2012	29	68	22
Sep 2012	27	79	22
Oct 2012	67	125	33
Nov 2012	59	98	23
Dec 2012	57	123	20
Jan 2013	62	178	21
Feb 2013	53	110	21
Mar 2013	31	108	15
Apr 2013	48	116	23
May 2013	37	167	20
Jun 2013	22	110	5
Jul 2013	36	106	14
Aug 2013	27	94	11
Sep 2013	45	111	13
Oct 2013	49	100	19
Nov 2013	76	87	19
Dec 2013	55	99	22
Jan 2014	55	101	16
Feb 2014	71	83	21
Mar 2014	71	110	20
Apr 2014	44	78	16
May 2014	46	90	9
Jun 2014	27	50	11
Jul 2014	40	42	18
Aug 2014	32	53	10
Sep 2014	62	78	17
Oct 2014	24	63	13
Nov 2014	40	49	13
Dec 2014	40	58	8
Jan 2015	53	41	19
Feb 2015	37	53	24
Mar 2015	56	52	19
Apr 2015	32	72	15
May 2015	36	50	9
Jun 2015	34	53	16
Jul 2015	29	50	8
Aug 2015	15	42	8
Sep 2015	30	55	21
Oct 2015	26	25	7
Nov 2015	34	61	14
Dec 2015	40	57	11
Jan 2016	82	84	14
Feb 2016	31	63	12
Mar 2016	37	48	17
Apr 2016	29	45	11
May 2016	30	31	10
Jun 2016	24	27	9
Jul 2016	40	30	8
Aug 2016	24	48	10
Sep 2016	36	59	14
Oct 2016	41	72	19
Nov 2016	49	85	16
Dec 2016	40	27	11
Jan 2017	45	55	8
Feb 2017	36	34	19
Mar 2017	13	55	6
Apr 2017	12	51	4
May 2017	15	43	14
Jun 2017	25	43	15
Jul 2017	41	37	3
Aug 2017	46	29	8
Sep 2017	74	30	7
Oct 2017	62	32	4
Nov 2017	147	105	11
Dec 2017	137	123	4
Jan 2018	171	145	5
Feb 2018	175	135	17
Mar 2018	287	197	23
Apr 2018	107	79	12
May 2018	140	121	25
Jun 2018	70	48	13
Jul 2018	67	59	37
Aug 2018	125	105	20
Sep 2018	120	106	12
Oct 2018	110	96	28
Nov 2018	151	105	15
Dec 2018	178	148	16
Jan 2019	158	126	12
Feb 2019	143	126	9
Mar 2019	80	65	20
Apr 2019	27	19	11
May 2019	47	21	19
Jun 2019	43	31	28
Jul 2019	24	16	11
Aug 2019	31	24	10
Sep 2019	35	28	8
Oct 2019	46	26	9
Nov 2019	32	22	10
Dec 2019	43	19	10
Jan 2020	34	19	8
Feb 2020	57	28	9
Mar 2020	13	9	11
Apr 2020	12	10	5
May 2020	25	23	10
Jun 2020	19	11	9
Jul 2020	12	10	12
Aug 2020	17	15	6
Sep 2020	54	41	5
Oct 2020	60	43	35
Nov 2020	31	17	17
Dec 2020	34	15	16
Jan 2021	34	28	16
Feb 2021	49	22	34
Mar 2021	14	9	18
Apr 2021	46	25	14
May 2021	25	20	10
Jun 2021	22	22	11
Jul 2021	15	15	10
Aug 2021	12	12	11
Sep 2021	31	29	10
Oct 2021	34	27	20
Nov 2021	45	23	21
Dec 2021	51	30	19
Jan 2022	35	28	10
Feb 2022	53	31	30
Mar 2022	35	21	12
Apr 2022	54	26	10
May 2022	57	45	19
Jun 2022	49	39	15
Jul 2022	54	43	11
Aug 2022	59	49	13
Sep 2022	51	47	34
Oct 2022	68	53	26
Nov 2022	51	43	17
Dec 2022	30	22	4
Jan 2023	45	30	11
Feb 2023	82	55	15
Mar 2023	41	34	9
Apr 2023	59	37	4
May 2023	35	27	13
Jun 2023	35	26	19
Jul 2023	53	48	5
Aug 2023	47	29	8
Sep 2023	54	39	6
Oct 2023	72	57	8
Nov 2023	62	38	8
Dec 2023	183	22	0
Jan 2024	67	6	1
Feb 2024	61	12	8
Mar 2024	92	12	1
Total	11368	13409	4372

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