The evidence underpinning sports performance products: a systematic assessment

Carl Heneghan; Jeremy Howick; Braden O'Neill; Peter J Gill; Daniel S Lasserson; Deborah Cohen; Ruth Davis; Alison Ward; Adam Smith; Greg Jones; Matthew Thompson

doi:10.1136/bmjopen-2012-001702

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This article has a correction. Please see:

Correction - January 01, 2012

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Sports and exercise medicine

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The evidence underpinning sports performance products: a systematic assessment

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	Abstract	Full	Pdf
Jul 2012	2851	6582	2605
Aug 2012	992	1837	701
Sep 2012	802	882	252
Oct 2012	405	847	223
Nov 2012	327	610	177
Dec 2012	220	378	82
Jan 2013	270	479	103
Feb 2013	221	363	91
Mar 2013	281	397	97
Apr 2013	380	590	144
May 2013	311	456	61
Jun 2013	221	373	68
Jul 2013	153	362	93
Aug 2013	249	402	66
Sep 2013	203	410	79
Oct 2013	220	358	68
Nov 2013	167	229	71
Dec 2013	121	240	54
Jan 2014	155	251	80
Feb 2014	123	210	35
Mar 2014	166	261	53
Apr 2014	209	240	81
May 2014	106	253	45
Jun 2014	67	197	62
Jul 2014	122	191	30
Aug 2014	70	258	37
Sep 2014	81	250	35
Oct 2014	81	324	49
Nov 2014	95	281	63
Dec 2014	67	270	76
Jan 2015	69	256	34
Feb 2015	82	330	43
Mar 2015	67	241	42
Apr 2015	58	211	49
May 2015	55	234	43
Jun 2015	46	142	28
Jul 2015	40	127	27
Aug 2015	44	116	32
Sep 2015	51	107	31
Oct 2015	51	126	37
Nov 2015	79	152	42
Dec 2015	47	117	17
Jan 2016	43	156	29
Feb 2016	61	393	29
Mar 2016	53	179	31
Apr 2016	71	235	28
May 2016	69	141	19
Jun 2016	47	143	13
Jul 2016	45	162	23
Aug 2016	54	139	21
Sep 2016	78	178	15
Oct 2016	120	487	34
Nov 2016	91	756	94
Dec 2016	58	278	54
Jan 2017	17	326	19
Feb 2017	34	168	14
Mar 2017	19	225	20
Apr 2017	27	271	20
May 2017	35	407	17
Jun 2017	50	219	9
Jul 2017	203	190	10
Aug 2017	226	199	9
Sep 2017	260	208	21
Oct 2017	281	227	17
Nov 2017	242	186	19
Dec 2017	188	152	13
Jan 2018	214	184	14
Feb 2018	229	183	125
Mar 2018	236	186	66
Apr 2018	261	199	11
May 2018	244	182	127
Jun 2018	245	173	55
Jul 2018	156	104	14
Aug 2018	149	123	12
Sep 2018	160	122	17
Oct 2018	150	101	14
Nov 2018	169	141	10
Dec 2018	120	80	10
Jan 2019	139	97	7
Feb 2019	159	109	14
Mar 2019	172	139	15
Apr 2019	176	151	7
May 2019	171	125	16
Jun 2019	137	115	20
Jul 2019	157	114	16
Aug 2019	135	121	19
Sep 2019	124	115	12
Oct 2019	158	138	21
Nov 2019	145	127	9
Dec 2019	145	118	9
Jan 2020	161	143	15
Feb 2020	159	129	13
Mar 2020	123	105	10
Apr 2020	145	135	18
May 2020	210	176	4
Jun 2020	135	116	6
Jul 2020	122	101	20
Aug 2020	133	101	6
Sep 2020	146	131	18
Oct 2020	161	145	25
Nov 2020	152	127	27
Dec 2020	97	93	24
Jan 2021	85	77	10
Total	18777	31791	7520

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This article has a correction. Please see:

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