Relationship between exacerbation frequency and lung function decline in chronic obstructive pulmonary disease

G C Donaldson; T A R Seemungal; A Bhowmik; J A Wedzicha

doi:10.1136/thorax.57.10.847

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This article has a correction. Please see:

Errata - August 01, 2008

Original articles

Relationship between exacerbation frequency and lung function decline in chronic obstructive pulmonary disease

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Online download statistics by month: September 2002 to November 2024

	Abstract	Full	Pdf
Sep 2002	328	159	170
Oct 2002	316	606	344
Nov 2002	111	268	105
Dec 2002	52	142	98
Jan 2003	30	81	79
Feb 2003	21	64	51
Mar 2003	23	71	71
Apr 2003	18	43	40
May 2003	16	59	35
Jun 2003	10	56	34
Jul 2003	17	68	31
Aug 2003	25	51	34
Sep 2003	30	80	35
Oct 2003	35	97	54
Nov 2003	30	78	53
Dec 2003	28	47	45
Jan 2004	32	78	65
Feb 2004	25	67	65
Mar 2004	25	93	72
Apr 2004	25	58	52
May 2004	45	107	76
Jun 2004	59	103	67
Jul 2004	45	84	55
Aug 2004	41	51	30
Sep 2004	50	84	58
Oct 2004	27	65	64
Nov 2004	40	70	66
Dec 2004	23	57	52
Jan 2005	26	43	48
Feb 2005	24	65	57
Mar 2005	34	82	54
Apr 2005	27	60	68
May 2005	27	61	66
Jun 2005	28	84	87
Jul 2005	33	56	58
Aug 2005	23	64	76
Sep 2005	30	55	46
Oct 2005	45	90	77
Nov 2005	51	72	86
Dec 2005	36	50	56
Jan 2006	19	61	50
Feb 2006	15	78	52
Mar 2006	26	89	58
Apr 2006	46	94	76
May 2006	30	70	62
Jun 2006	34	39	57
Jul 2006	31	59	66
Aug 2006	27	58	48
Sep 2006	46	75	63
Oct 2006	63	73	78
Nov 2006	47	88	77
Dec 2006	40	45	50
Jan 2007	62	59	67
Feb 2007	50	69	56
Mar 2007	66	74	74
Apr 2007	87	23	32
May 2007	52	38	42
Jun 2007	49	26	27
Jul 2007	39	30	45
Aug 2007	50	38	47
Sep 2007	55	29	36
Oct 2007	83	42	67
Nov 2007	68	47	57
Dec 2007	53	38	39
Jan 2008	57	20	33
Feb 2008	64	30	44
Mar 2008	106	42	57
Apr 2008	69	58	71
May 2008	36	23	38
Jun 2008	36	29	42
Jul 2008	34	23	40
Aug 2008	57	33	45
Sep 2008	77	29	41
Oct 2008	97	44	48
Nov 2008	82	40	43
Dec 2008	57	24	34
Jan 2009	68	21	41
Feb 2009	82	32	36
Mar 2009	117	36	61
Apr 2009	68	16	35
May 2009	72	27	48
Jun 2009	62	15	28
Jul 2009	71	29	39
Aug 2009	65	17	24
Sep 2009	80	17	25
Oct 2009	89	21	42
Nov 2009	94	31	60
Dec 2009	74	13	26
Jan 2010	90	22	46
Feb 2010	75	21	36
Mar 2010	95	31	51
Apr 2010	72	28	29
May 2010	70	27	31
Jun 2010	60	35	30
Jul 2010	45	18	23
Aug 2010	60	14	31
Sep 2010	66	43	45
Oct 2010	81	38	57
Nov 2010	106	53	42
Dec 2010	80	27	45
Jan 2011	78	27	41
Feb 2011	92	32	45
Mar 2011	119	23	58
Apr 2011	117	30	52
May 2011	108	25	45
Jun 2011	105	31	46
Jul 2011	87	22	28
Aug 2011	92	12	39
Sep 2011	119	32	36
Oct 2011	138	36	47
Nov 2011	264	45	72
Dec 2011	122	38	76
Jan 2012	118	37	69
Feb 2012	82	38	53
Mar 2012	87	40	63
Apr 2012	98	50	87
May 2012	100	27	95
Jun 2012	80	34	71
Jul 2012	116	47	116
Aug 2012	117	52	100
Sep 2012	114	45	92
Oct 2012	173	87	158
Nov 2012	243	70	142
Dec 2012	130	33	101
Jan 2013	203	36	122
Feb 2013	181	44	129
Mar 2013	207	105	108
Apr 2013	247	69	146
May 2013	216	57	146
Jun 2013	138	44	137
Jul 2013	111	34	91
Aug 2013	109	68	73
Sep 2013	187	85	112
Oct 2013	207	86	128
Nov 2013	203	88	154
Dec 2013	132	97	112
Jan 2014	129	72	111
Feb 2014	134	75	125
Mar 2014	231	86	138
Apr 2014	211	97	181
May 2014	169	66	123
Jun 2014	111	66	97
Jul 2014	174	53	100
Aug 2014	119	65	90
Sep 2014	152	68	99
Oct 2014	158	90	137
Nov 2014	196	52	70
Dec 2014	161	70	61
Jan 2015	199	47	87
Feb 2015	191	65	85
Mar 2015	259	70	140
Apr 2015	172	63	136
May 2015	149	61	104
Jun 2015	142	41	77
Jul 2015	137	56	63
Aug 2015	135	61	66
Sep 2015	177	68	73
Oct 2015	117	54	63
Nov 2015	164	78	106
Dec 2015	185	44	55
Jan 2016	261	63	60
Feb 2016	214	72	106
Mar 2016	233	80	84
Apr 2016	217	113	69
May 2016	201	168	68
Jun 2016	164	88	81
Jul 2016	170	53	63
Aug 2016	144	56	54
Sep 2016	215	55	69
Oct 2016	225	106	113
Nov 2016	253	110	109
Dec 2016	244	46	63
Jan 2017	191	45	63
Feb 2017	96	40	86
Mar 2017	111	113	77
Apr 2017	78	200	65
May 2017	65	172	83
Jun 2017	103	151	80
Jul 2017	190	144	58
Aug 2017	284	159	90
Sep 2017	413	235	69
Oct 2017	438	238	91
Nov 2017	405	223	93
Dec 2017	417	273	74
Jan 2018	279	145	66
Feb 2018	447	274	68
Mar 2018	391	219	81
Apr 2018	445	245	120
May 2018	280	155	85
Jun 2018	209	139	68
Jul 2018	246	148	75
Aug 2018	272	152	114
Sep 2018	246	136	73
Oct 2018	390	214	92
Nov 2018	393	251	87
Dec 2018	286	166	72
Jan 2019	293	142	83
Feb 2019	258	144	72
Mar 2019	276	138	83
Apr 2019	212	93	85
May 2019	239	141	85
Jun 2019	183	103	87
Jul 2019	190	121	73
Aug 2019	177	114	59
Sep 2019	213	152	51
Oct 2019	224	192	152
Nov 2019	187	150	63
Dec 2019	160	112	30
Jan 2020	207	184	36
Feb 2020	280	231	48
Mar 2020	298	250	47
Apr 2020	219	171	64
May 2020	190	142	63
Jun 2020	144	112	57
Jul 2020	180	137	58
Aug 2020	147	123	60
Sep 2020	229	173	80
Oct 2020	303	255	94
Nov 2020	194	161	66
Dec 2020	237	202	81
Jan 2021	171	129	57
Feb 2021	159	129	45
Mar 2021	223	177	60
Apr 2021	235	188	61
May 2021	252	234	65
Jun 2021	138	138	66
Jul 2021	109	108	46
Aug 2021	191	193	37
Sep 2021	200	200	51
Oct 2021	243	222	54
Nov 2021	201	155	63
Dec 2021	222	206	67
Jan 2022	188	143	40
Feb 2022	147	148	55
Mar 2022	186	184	65
Apr 2022	202	171	88
May 2022	236	222	88
Jun 2022	188	181	51
Jul 2022	177	139	46
Aug 2022	230	210	41
Sep 2022	289	258	44
Oct 2022	267	240	47
Nov 2022	298	265	56
Dec 2022	223	202	33
Jan 2023	355	322	70
Feb 2023	300	279	57
Mar 2023	292	256	55
Apr 2023	252	226	61
May 2023	325	254	79
Jun 2023	320	302	46
Jul 2023	250	212	50
Aug 2023	315	265	38
Sep 2023	396	338	44
Oct 2023	342	295	61
Nov 2023	569	484	58
Dec 2023	910	775	52
Jan 2024	553	463	96
Feb 2024	528	418	41
Mar 2024	577	494	180
Apr 2024	540	477	79
May 2024	1067	861	46
Jun 2024	633	85	8
Jul 2024	1483	183	12
Aug 2024	712	139	12
Sep 2024	784	157	14
Oct 2024	1020	64	14
Nov 2024	1182	54	8
Total	47811	30167	18203

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This article has a correction. Please see:

Online download statistics by month:

Online download statistics by month: September 2002 to November 2024

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