Proportional classifications of COPD phenotypes

S E Marsh; J Travers; M Weatherall; M V Williams; S Aldington; P M Shirtcliffe; A L Hansell; M R Nowitz; A A McNaughton; J B Soriano; R W Beasley

doi:10.1136/thx.2007.089193

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This article has a correction. Please see:

Correction - September 01, 2015

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Chronic obstructive pulmonary disease

Proportional classifications of COPD phenotypes

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Aug 2008	178	49	111
Sep 2008	226	171	289
Oct 2008	92	70	102
Nov 2008	75	87	88
Dec 2008	51	28	31
Jan 2009	49	32	48
Feb 2009	41	27	27
Mar 2009	54	43	52
Apr 2009	46	31	29
May 2009	44	36	24
Jun 2009	29	37	32
Jul 2009	26	23	31
Aug 2009	49	31	32
Sep 2009	43	35	44
Oct 2009	45	34	53
Nov 2009	46	23	29
Dec 2009	33	15	30
Jan 2010	55	14	22
Feb 2010	34	32	28
Mar 2010	81	37	49
Apr 2010	48	23	34
May 2010	36	22	19
Jun 2010	34	9	18
Jul 2010	41	18	24
Aug 2010	72	23	21
Sep 2010	69	25	29
Oct 2010	95	31	33
Nov 2010	88	57	38
Dec 2010	52	24	14
Jan 2011	102	37	32
Feb 2011	102	30	24
Mar 2011	107	29	39
Apr 2011	90	41	28
May 2011	79	29	32
Jun 2011	68	17	24
Jul 2011	79	39	24
Aug 2011	66	15	23
Sep 2011	75	21	26
Oct 2011	130	20	18
Nov 2011	151	52	29
Dec 2011	102	30	14
Jan 2012	117	18	26
Feb 2012	87	16	9
Mar 2012	164	17	20
Apr 2012	128	15	15
May 2012	139	15	17
Jun 2012	83	12	15
Jul 2012	96	11	13
Aug 2012	69	14	23
Sep 2012	80	5	15
Oct 2012	97	7	14
Nov 2012	87	11	23
Dec 2012	87	27	29
Jan 2013	62	43	30
Feb 2013	73	38	34
Mar 2013	72	51	37
Apr 2013	70	39	36
May 2013	64	70	33
Jun 2013	51	28	27
Jul 2013	70	34	20
Aug 2013	41	37	41
Sep 2013	56	39	55
Oct 2013	76	40	51
Nov 2013	76	45	42
Dec 2013	61	19	29
Jan 2014	38	20	31
Feb 2014	42	24	36
Mar 2014	51	36	42
Apr 2014	36	81	34
May 2014	64	64	44
Jun 2014	56	43	26
Jul 2014	70	52	51
Aug 2014	56	44	35
Sep 2014	54	40	47
Oct 2014	36	41	45
Nov 2014	57	47	46
Dec 2014	52	26	28
Jan 2015	38	37	22
Feb 2015	34	31	35
Mar 2015	75	70	61
Apr 2015	46	50	34
May 2015	58	87	30
Jun 2015	38	24	21
Jul 2015	46	42	45
Aug 2015	58	41	46
Sep 2015	73	41	22
Oct 2015	27	18	52
Nov 2015	58	37	49
Dec 2015	83	21	39
Jan 2016	43	49	30
Feb 2016	48	25	18
Mar 2016	33	29	42
Apr 2016	46	37	29
May 2016	58	41	31
Jun 2016	57	36	29
Jul 2016	59	34	34
Aug 2016	57	37	29
Sep 2016	157	29	25
Oct 2016	50	39	40
Nov 2016	34	31	25
Dec 2016	24	22	5
Jan 2017	38	28	17
Feb 2017	22	13	19
Mar 2017	16	44	17
Apr 2017	15	37	9
May 2017	12	69	15
Jun 2017	24	47	21
Jul 2017	52	43	18
Aug 2017	65	42	21
Sep 2017	78	63	33
Oct 2017	124	94	60
Nov 2017	102	56	21
Dec 2017	63	43	9
Jan 2018	61	37	14
Feb 2018	67	47	13
Mar 2018	110	72	16
Apr 2018	105	75	19
May 2018	48	40	29
Jun 2018	49	41	26
Jul 2018	38	30	6
Aug 2018	52	36	18
Sep 2018	63	49	19
Oct 2018	114	97	27
Nov 2018	139	119	20
Dec 2018	77	73	7
Jan 2019	91	78	11
Feb 2019	127	106	24
Mar 2019	85	68	28
Apr 2019	64	39	67
May 2019	68	48	38
Jun 2019	36	26	29
Jul 2019	74	47	31
Aug 2019	60	43	21
Sep 2019	79	56	27
Oct 2019	89	68	79
Nov 2019	102	70	47
Dec 2019	69	51	19
Jan 2020	74	64	23
Feb 2020	69	59	13
Mar 2020	57	49	8
Apr 2020	104	83	14
May 2020	53	47	17
Jun 2020	80	70	22
Jul 2020	100	84	13
Aug 2020	121	113	13
Sep 2020	155	109	42
Oct 2020	107	77	27
Nov 2020	80	48	16
Dec 2020	64	46	19
Jan 2021	73	58	32
Feb 2021	72	50	17
Mar 2021	87	64	36
Apr 2021	74	48	27
Total	10749	6588	4840

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