Research designs for studies evaluating the effectiveness of change and improvement strategies

M Eccles; J Grimshaw; M Campbell; C Ramsay

doi:10.1136/qhc.12.1.47

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Quality improvement research

Research designs for studies evaluating the effectiveness of change and improvement strategies

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Online download statistics by month: February 2003 to September 2024

	Abstract	Full	Pdf
Feb 2003	233	198	125
Mar 2003	98	115	48
Apr 2003	51	101	43
May 2003	37	63	34
Jun 2003	23	47	48
Jul 2003	48	536	42
Aug 2003	33	71	23
Sep 2003	35	48	35
Oct 2003	27	34	16
Nov 2003	19	36	34
Dec 2003	17	31	21
Jan 2004	29	525	26
Feb 2004	31	209	28
Mar 2004	42	61	42
Apr 2004	34	46	26
May 2004	43	86	46
Jun 2004	53	106	80
Jul 2004	91	108	57
Aug 2004	77	94	56
Sep 2004	50	114	77
Oct 2004	61	137	69
Nov 2004	68	197	92
Dec 2004	44	140	60
Jan 2005	44	71	42
Feb 2005	32	122	66
Mar 2005	78	93	100
Apr 2005	39	99	54
May 2005	26	70	43
Jun 2005	10	71	43
Jul 2005	44	55	50
Aug 2005	29	66	54
Sep 2005	21	50	28
Oct 2005	49	63	55
Nov 2005	44	81	78
Dec 2005	41	86	59
Jan 2006	53	82	54
Feb 2006	48	57	41
Mar 2006	61	80	66
Apr 2006	53	58	41
May 2006	65	67	61
Jun 2006	34	64	43
Jul 2006	46	41	47
Aug 2006	55	49	35
Sep 2006	81	74	68
Oct 2006	94	121	85
Nov 2006	93	141	76
Dec 2006	56	78	59
Jan 2007	62	78	77
Feb 2007	75	71	68
Mar 2007	67	112	92
Apr 2007	131	45	64
May 2007	109	40	60
Jun 2007	64	27	36
Jul 2007	59	44	56
Aug 2007	63	38	45
Sep 2007	41	26	39
Oct 2007	78	22	28
Nov 2007	71	27	37
Dec 2007	77	22	33
Jan 2008	90	57	63
Feb 2008	87	57	59
Mar 2008	100	37	40
Apr 2008	85	17	35
May 2008	50	19	27
Jun 2008	42	22	17
Jul 2008	28	18	30
Aug 2008	50	16	19
Sep 2008	77	14	30
Oct 2008	88	36	36
Nov 2008	77	20	33
Dec 2008	50	18	26
Jan 2009	77	10	27
Feb 2009	74	21	56
Mar 2009	93	20	44
Apr 2009	80	22	31
May 2009	85	30	42
Jun 2009	64	21	29
Jul 2009	69	15	47
Aug 2009	66	16	19
Sep 2009	76	23	32
Oct 2009	98	29	36
Nov 2009	39	12	13
Dec 2009	8	11	7
Jan 2010	84	32	40
Feb 2010	65	51	64
Mar 2010	108	52	43
Apr 2010	112	31	27
May 2010	131	53	42
Jun 2010	118	29	39
Jul 2010	77	36	40
Aug 2010	93	18	27
Sep 2010	118	28	23
Oct 2010	150	40	39
Nov 2010	165	49	31
Dec 2010	81	16	15
Jan 2011	81	33	32
Feb 2011	53	32	67
Mar 2011	119	28	35
Apr 2011	114	18	24
May 2011	103	21	24
Jun 2011	104	23	25
Jul 2011	105	14	39
Aug 2011	84	14	20
Sep 2011	75	14	27
Oct 2011	82	15	22
Nov 2011	93	20	26
Dec 2011	63	35	30
Jan 2012	77	39	29
Feb 2012	83	93	93
Mar 2012	94	82	50
Apr 2012	94	77	45
May 2012	119	110	44
Jun 2012	135	79	57
Jul 2012	110	36	54
Aug 2012	103	41	39
Sep 2012	106	41	45
Oct 2012	141	62	52
Nov 2012	155	40	60
Dec 2012	137	67	51
Jan 2013	220	57	68
Feb 2013	206	98	113
Mar 2013	215	81	89
Apr 2013	243	97	75
May 2013	186	80	73
Jun 2013	125	63	43
Jul 2013	131	50	84
Aug 2013	99	47	47
Sep 2013	120	57	59
Oct 2013	148	75	56
Nov 2013	141	76	65
Dec 2013	97	32	27
Jan 2014	144	73	63
Feb 2014	156	68	94
Mar 2014	178	97	105
Apr 2014	235	93	77
May 2014	178	92	60
Jun 2014	150	63	48
Jul 2014	131	81	76
Aug 2014	109	77	61
Sep 2014	136	107	63
Oct 2014	137	100	57
Nov 2014	132	133	62
Dec 2014	129	170	48
Jan 2015	114	123	51
Feb 2015	128	118	69
Mar 2015	176	147	112
Apr 2015	173	148	81
May 2015	167	170	79
Jun 2015	120	131	50
Jul 2015	156	135	66
Aug 2015	107	145	52
Sep 2015	153	206	74
Oct 2015	117	140	48
Nov 2015	234	168	106
Dec 2015	131	109	44
Jan 2016	157	155	69
Feb 2016	108	135	47
Mar 2016	152	186	63
Apr 2016	187	144	79
May 2016	147	159	75
Jun 2016	134	147	72
Jul 2016	128	167	62
Aug 2016	136	177	55
Sep 2016	158	235	83
Oct 2016	151	234	80
Nov 2016	149	199	57
Dec 2016	132	168	53
Jan 2017	139	169	59
Feb 2017	61	135	39
Mar 2017	80	216	71
Apr 2017	66	317	66
May 2017	77	276	65
Jun 2017	107	194	63
Jul 2017	209	142	62
Aug 2017	251	137	45
Sep 2017	413	249	73
Oct 2017	556	358	102
Nov 2017	494	364	73
Dec 2017	458	362	75
Jan 2018	839	713	94
Feb 2018	738	624	139
Mar 2018	1348	1160	131
Apr 2018	1516	1352	182
May 2018	1878	1757	296
Jun 2018	1879	1780	191
Jul 2018	1599	1471	265
Aug 2018	1392	1286	229
Sep 2018	1388	1282	262
Oct 2018	1548	1394	290
Nov 2018	1571	1417	285
Dec 2018	1386	1278	176
Jan 2019	1279	1156	291
Feb 2019	1396	1246	315
Mar 2019	1613	1443	451
Apr 2019	1625	1496	390
May 2019	1709	1547	359
Jun 2019	1348	1232	288
Jul 2019	1264	1161	315
Aug 2019	1462	1360	366
Sep 2019	1416	1333	258
Oct 2019	1480	1373	265
Nov 2019	567	460	137
Dec 2019	960	444	146
Jan 2020	561	505	171
Feb 2020	713	629	167
Mar 2020	645	574	122
Apr 2020	631	561	120
May 2020	567	483	160
Jun 2020	598	516	108
Jul 2020	680	602	96
Aug 2020	732	661	79
Sep 2020	727	623	113
Oct 2020	980	902	166
Nov 2020	895	800	118
Dec 2020	847	733	109
Jan 2021	948	845	144
Feb 2021	1536	1412	267
Mar 2021	1364	1260	257
Apr 2021	958	824	210
May 2021	808	745	209
Jun 2021	728	737	146
Jul 2021	522	532	129
Aug 2021	412	415	125
Sep 2021	584	587	128
Oct 2021	664	573	130
Nov 2021	597	473	91
Dec 2021	557	467	105
Jan 2022	512	422	117
Feb 2022	481	465	146
Mar 2022	747	661	170
Apr 2022	682	554	151
May 2022	737	626	156
Jun 2022	532	443	128
Jul 2022	439	347	109
Aug 2022	549	452	85
Sep 2022	632	540	131
Oct 2022	681	547	156
Nov 2022	672	541	162
Dec 2022	384	297	98
Jan 2023	531	417	140
Feb 2023	767	608	141
Mar 2023	907	739	141
Apr 2023	931	756	145
May 2023	838	643	139
Jun 2023	703	582	103
Jul 2023	542	455	88
Aug 2023	483	378	97
Sep 2023	605	446	137
Oct 2023	660	521	140
Nov 2023	627	454	123
Dec 2023	1142	92	26
Jan 2024	481	49	13
Feb 2024	623	36	21
Mar 2024	1343	54	27
Apr 2024	1512	64	40
May 2024	982	41	39
Jun 2024	584	32	24
Jul 2024	647	39	13
Aug 2024	663	19	19
Sep 2024	879	22	15
Total	93847	74822	22193

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