Effect of manually assisted cough and mechanical insufflation on cough flow of normal subjects, patients with chronic obstructive pulmonary disease (COPD), and patients with respiratory muscle weakness

P Sivasothy; L Brown; I E Smith; J M Shneerson

doi:10.1136/thx.56.6.438

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Original article

Effect of manually assisted cough and mechanical insufflation on cough flow of normal subjects, patients with chronic obstructive pulmonary disease (COPD), and patients with respiratory muscle weakness

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Online download statistics by month: May 2001 to April 2025

	Abstract	Full	Pdf
May 2001	77	69	11
Jun 2001	45	97	23
Jul 2001	8	16	5
Aug 2001	17	27	2
Sep 2001	8	18	5
Oct 2001	10	20	4
Nov 2001	12	19	2
Dec 2001	7	9	2
Jan 2002	8	26	3
Feb 2002	8	11	4
Mar 2002	7	23	4
Apr 2002	11	18	5
May 2002	5	13	1
Jun 2002	0	12	9
Jul 2002	4	12	11
Aug 2002	7	15	14
Sep 2002	4	11	4
Oct 2002	5	29	17
Nov 2002	9	17	14
Dec 2002	11	17	11
Jan 2003	4	16	16
Feb 2003	6	25	10
Mar 2003	3	24	29
Apr 2003	8	34	22
May 2003	3	27	15
Jun 2003	6	29	9
Jul 2003	20	35	12
Aug 2003	17	50	18
Sep 2003	24	40	21
Oct 2003	33	70	16
Nov 2003	42	69	30
Dec 2003	22	50	15
Jan 2004	28	79	34
Feb 2004	20	65	32
Mar 2004	27	77	22
Apr 2004	19	81	5
May 2004	48	94	14
Jun 2004	47	90	18
Jul 2004	44	76	12
Aug 2004	33	78	20
Sep 2004	41	105	25
Oct 2004	31	148	23
Nov 2004	31	139	37
Dec 2004	22	99	26
Jan 2005	16	95	20
Feb 2005	20	87	42
Mar 2005	30	84	47
Apr 2005	29	70	34
May 2005	30	80	54
Jun 2005	34	59	26
Jul 2005	20	73	20
Aug 2005	20	47	26
Sep 2005	15	54	33
Oct 2005	14	34	17
Nov 2005	8	71	37
Dec 2005	25	55	26
Jan 2006	22	86	25
Feb 2006	15	86	33
Mar 2006	32	126	62
Apr 2006	27	85	37
May 2006	26	43	39
Jun 2006	24	54	38
Jul 2006	30	52	34
Aug 2006	43	78	45
Sep 2006	48	75	40
Oct 2006	39	81	50
Nov 2006	43	91	30
Dec 2006	43	52	32
Jan 2007	64	68	50
Feb 2007	62	68	59
Mar 2007	63	90	78
Apr 2007	92	58	66
May 2007	95	34	32
Jun 2007	61	19	20
Jul 2007	55	32	16
Aug 2007	76	28	14
Sep 2007	62	13	16
Oct 2007	80	19	20
Nov 2007	95	24	24
Dec 2007	70	11	17
Jan 2008	108	21	15
Feb 2008	108	29	26
Mar 2008	87	31	23
Apr 2008	91	13	22
May 2008	34	20	21
Jun 2008	60	12	24
Jul 2008	45	22	15
Aug 2008	57	12	12
Sep 2008	82	24	25
Oct 2008	94	22	25
Nov 2008	56	16	17
Dec 2008	55	7	14
Jan 2009	58	12	23
Feb 2009	61	15	22
Mar 2009	55	17	14
Apr 2009	52	17	20
May 2009	78	19	13
Jun 2009	54	14	19
Jul 2009	58	13	14
Aug 2009	29	5	10
Sep 2009	71	13	12
Oct 2009	36	23	26
Nov 2009	67	10	18
Dec 2009	48	1	9
Jan 2010	59	14	20
Feb 2010	56	11	20
Mar 2010	90	30	25
Apr 2010	77	26	19
May 2010	95	25	26
Jun 2010	60	18	14
Jul 2010	64	11	13
Aug 2010	52	21	13
Sep 2010	68	26	20
Oct 2010	99	25	22
Nov 2010	60	12	17
Dec 2010	55	11	10
Jan 2011	89	13	8
Feb 2011	57	29	13
Mar 2011	78	21	26
Apr 2011	67	19	12
May 2011	58	18	9
Jun 2011	46	7	15
Jul 2011	45	7	10
Aug 2011	78	11	15
Sep 2011	61	10	9
Oct 2011	75	12	10
Nov 2011	64	40	15
Dec 2011	50	55	28
Jan 2012	66	75	35
Feb 2012	43	52	22
Mar 2012	45	56	27
Apr 2012	43	53	30
May 2012	55	58	30
Jun 2012	42	47	27
Jul 2012	33	51	20
Aug 2012	48	27	22
Sep 2012	64	55	30
Oct 2012	76	160	41
Nov 2012	67	171	48
Dec 2012	30	111	22
Jan 2013	82	125	31
Feb 2013	58	85	47
Mar 2013	76	100	64
Apr 2013	67	74	32
May 2013	73	61	37
Jun 2013	31	58	18
Jul 2013	27	39	14
Aug 2013	39	53	28
Sep 2013	46	38	28
Oct 2013	56	51	28
Nov 2013	61	76	41
Dec 2013	43	50	45
Jan 2014	60	72	47
Feb 2014	41	55	28
Mar 2014	64	85	50
Apr 2014	65	60	38
May 2014	45	98	48
Jun 2014	45	98	26
Jul 2014	70	87	24
Aug 2014	29	64	17
Sep 2014	34	90	19
Oct 2014	76	59	32
Nov 2014	46	35	37
Dec 2014	48	50	24
Jan 2015	43	52	15
Feb 2015	58	18	21
Mar 2015	59	83	22
Apr 2015	39	69	40
May 2015	56	68	34
Jun 2015	40	47	10
Jul 2015	36	46	24
Aug 2015	26	40	13
Sep 2015	39	67	20
Oct 2015	40	34	30
Nov 2015	45	69	29
Dec 2015	44	42	23
Jan 2016	31	41	12
Feb 2016	56	40	16
Mar 2016	47	53	27
Apr 2016	62	75	34
May 2016	57	72	41
Jun 2016	49	48	20
Jul 2016	41	38	28
Aug 2016	32	56	24
Sep 2016	43	34	19
Oct 2016	70	60	35
Nov 2016	54	71	26
Dec 2016	33	45	17
Jan 2017	47	54	18
Feb 2017	36	36	23
Mar 2017	41	45	26
Apr 2017	28	65	31
May 2017	24	51	19
Jun 2017	28	37	14
Jul 2017	43	25	16
Aug 2017	68	41	17
Sep 2017	111	57	11
Oct 2017	171	65	29
Nov 2017	121	71	29
Dec 2017	80	44	21
Jan 2018	87	41	24
Feb 2018	108	47	23
Mar 2018	118	48	36
Apr 2018	127	63	33
May 2018	128	74	30
Jun 2018	112	58	29
Jul 2018	78	40	22
Aug 2018	71	35	18
Sep 2018	79	49	28
Oct 2018	137	87	35
Nov 2018	111	61	30
Dec 2018	78	48	27
Jan 2019	80	46	21
Feb 2019	84	55	29
Mar 2019	82	51	36
Apr 2019	90	54	24
May 2019	92	46	23
Jun 2019	66	50	33
Jul 2019	51	40	27
Aug 2019	71	41	17
Sep 2019	65	44	23
Oct 2019	137	95	38
Nov 2019	87	45	31
Dec 2019	77	61	26
Jan 2020	65	49	21
Feb 2020	76	42	31
Mar 2020	78	48	28
Apr 2020	95	76	26
May 2020	71	38	25
Jun 2020	40	22	21
Jul 2020	80	46	19
Aug 2020	93	54	31
Sep 2020	78	47	11
Oct 2020	90	58	43
Nov 2020	92	62	23
Dec 2020	130	82	33
Jan 2021	105	83	22
Feb 2021	58	44	21
Mar 2021	94	66	19
Apr 2021	116	67	36
May 2021	90	79	21
Jun 2021	52	53	23
Jul 2021	35	35	30
Aug 2021	31	32	20
Sep 2021	50	51	21
Oct 2021	67	52	39
Nov 2021	70	36	28
Dec 2021	117	65	24
Jan 2022	91	53	32
Feb 2022	54	41	17
Mar 2022	93	75	34
Apr 2022	77	63	22
May 2022	74	53	25
Jun 2022	65	46	23
Jul 2022	71	48	22
Aug 2022	99	73	18
Sep 2022	90	68	24
Oct 2022	132	97	31
Nov 2022	125	77	25
Dec 2022	73	49	13
Jan 2023	69	43	29
Feb 2023	117	91	22
Mar 2023	162	113	53
Apr 2023	109	64	22
May 2023	84	52	31
Jun 2023	90	56	17
Jul 2023	56	36	15
Aug 2023	69	55	17
Sep 2023	77	63	12
Oct 2023	153	99	26
Nov 2023	136	84	17
Dec 2023	100	70	12
Jan 2024	52	49	5
Feb 2024	80	69	10
Mar 2024	136	93	23
Apr 2024	129	97	20
May 2024	449	372	19
Jun 2024	189	17	5
Jul 2024	154	8	3
Aug 2024	130	9	2
Sep 2024	190	11	6
Oct 2024	238	16	6
Nov 2024	146	6	0
Dec 2024	204	5	6
Jan 2025	203	12	4
Feb 2025	47	9	7
Mar 2025	20	3	0
Apr 2025	9	3	3
Total	18040	14473	6667

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