Characteristics of COPD in never-smokers and ever-smokers in the general population: results from the CanCOLD study

W C Tan; D D Sin; J Bourbeau; P Hernandez; K R Chapman; R Cowie; J M FitzGerald; D D Marciniuk; F Maltais; A S Buist; J Road; J C Hogg; M Kirby; H Coxson; C Hague; J Leipsic; D E O'Donnell; S D Aaron; CanCOLD Collaborative Research Group

doi:10.1136/thoraxjnl-2015-206938

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Chronic obstructive pulmonary disease

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Characteristics of COPD in never-smokers and ever-smokers in the general population: results from the CanCOLD study

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	Abstract	Full	Pdf
Jun 2015	770	100	194
Jul 2015	213	38	44
Aug 2015	1444	91	214
Sep 2015	1203	58	138
Oct 2015	357	23	71
Nov 2015	348	57	73
Dec 2015	197	39	41
Jan 2016	194	36	37
Feb 2016	172	36	44
Mar 2016	170	27	30
Apr 2016	143	12	23
May 2016	134	18	26
Jun 2016	131	17	39
Jul 2016	149	19	26
Aug 2016	149	16	24
Sep 2016	109	17	18
Oct 2016	165	38	30
Nov 2016	154	36	27
Dec 2016	69	13	12
Jan 2017	96	9	10
Feb 2017	71	16	15
Mar 2017	98	20	18
Apr 2017	98	25	17
May 2017	108	12	13
Jun 2017	188	21	16
Jul 2017	176	23	11
Aug 2017	176	35	10
Sep 2017	234	19	18
Oct 2017	230	18	9
Nov 2017	206	17	12
Dec 2017	200	11	5
Jan 2018	227	24	12
Feb 2018	216	17	12
Mar 2018	187	15	11
Apr 2018	199	23	10
May 2018	221	11	6
Jun 2018	208	36	25
Jul 2018	166	125	43
Aug 2018	154	171	41
Sep 2018	197	219	24
Oct 2018	235	240	41
Nov 2018	304	311	37
Dec 2018	157	190	28
Jan 2019	158	192	47
Feb 2019	182	199	41
Mar 2019	196	202	63
Apr 2019	145	169	43
May 2019	264	211	50
Jun 2019	199	168	45
Jul 2019	171	149	50
Aug 2019	164	139	36
Sep 2019	160	134	49
Oct 2019	164	133	38
Nov 2019	257	217	78
Dec 2019	204	155	53
Jan 2020	169	152	31
Feb 2020	195	173	37
Mar 2020	222	200	60
Apr 2020	166	128	64
May 2020	152	128	62
Jun 2020	134	112	46
Jul 2020	137	123	58
Aug 2020	122	98	24
Sep 2020	279	252	50
Oct 2020	145	123	52
Nov 2020	228	198	61
Dec 2020	187	168	29
Jan 2021	150	133	47
Feb 2021	193	155	45
Mar 2021	191	150	58
Apr 2021	231	196	69
May 2021	191	170	42
Jun 2021	144	144	51
Jul 2021	174	173	54
Aug 2021	163	163	39
Sep 2021	139	139	53
Oct 2021	200	180	62
Nov 2021	132	107	40
Dec 2021	195	154	50
Jan 2022	206	180	53
Feb 2022	205	191	51
Mar 2022	268	257	84
Apr 2022	273	254	49
May 2022	267	238	84
Jun 2022	205	184	63
Jul 2022	195	173	55
Aug 2022	210	196	30
Sep 2022	441	419	47
Oct 2022	306	300	51
Nov 2022	272	226	90
Dec 2022	211	171	53
Jan 2023	292	251	57
Feb 2023	314	248	57
Mar 2023	435	310	73
Apr 2023	306	247	65
May 2023	252	209	36
Jun 2023	251	200	35
Jul 2023	296	247	52
Aug 2023	367	320	54
Sep 2023	246	213	49
Oct 2023	289	234	60
Nov 2023	360	277	54
Dec 2023	259	172	36
Jan 2024	174	154	113
Feb 2024	240	199	52
Mar 2024	459	377	121
Total	24725	14533	4956

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