Peak flow diaries in childhood asthma are unreliable

A W A Kamps; R J Roorda; P L P Brand

doi:10.1136/thorax.56.3.180

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Peak flow diaries in childhood asthma are unreliable

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	Abstract	Full	Pdf
Feb 2001	151	101	79
Mar 2001	249	173	65
Apr 2001	48	63	41
May 2001	25	26	13
Jun 2001	18	12	6
Jul 2001	19	32	10
Aug 2001	15	14	1
Sep 2001	6	15	4
Oct 2001	13	15	3
Nov 2001	10	20	0
Dec 2001	4	11	5
Jan 2002	14	17	11
Feb 2002	4	20	6
Mar 2002	10	30	7
Apr 2002	6	10	4
May 2002	8	20	7
Jun 2002	6	9	3
Jul 2002	8	17	2
Aug 2002	17	13	9
Sep 2002	6	19	10
Oct 2002	10	11	4
Nov 2002	18	21	21
Dec 2002	10	22	12
Jan 2003	3	20	15
Feb 2003	3	12	14
Mar 2003	10	18	15
Apr 2003	3	11	6
May 2003	4	13	17
Jun 2003	7	13	14
Jul 2003	16	32	8
Aug 2003	14	28	8
Sep 2003	20	34	15
Oct 2003	21	31	12
Nov 2003	46	60	21
Dec 2003	23	29	5
Jan 2004	18	32	9
Feb 2004	20	27	12
Mar 2004	23	49	14
Apr 2004	23	32	10
May 2004	52	64	21
Jun 2004	49	75	10
Jul 2004	45	51	7
Aug 2004	58	56	13
Sep 2004	50	57	15
Oct 2004	31	60	19
Nov 2004	26	41	26
Dec 2004	18	33	14
Jan 2005	14	37	10
Feb 2005	22	41	17
Mar 2005	22	28	13
Apr 2005	15	48	28
May 2005	25	44	8
Jun 2005	21	27	20
Jul 2005	11	26	16
Aug 2005	16	30	10
Sep 2005	12	43	24
Oct 2005	16	39	26
Nov 2005	17	54	15
Dec 2005	19	30	13
Jan 2006	28	37	14
Feb 2006	19	39	15
Mar 2006	11	39	18
Apr 2006	15	30	13
May 2006	22	20	14
Jun 2006	19	11	7
Jul 2006	16	19	10
Aug 2006	11	12	7
Sep 2006	20	36	16
Oct 2006	26	48	17
Nov 2006	43	58	25
Dec 2006	16	35	16
Jan 2007	28	32	21
Feb 2007	28	41	19
Mar 2007	15	29	14
Apr 2007	36	4	3
May 2007	30	11	7
Jun 2007	25	13	10
Jul 2007	19	11	7
Aug 2007	28	12	4
Sep 2007	12	5	10
Oct 2007	22	6	10
Nov 2007	38	3	12
Dec 2007	23	6	8
Jan 2008	26	5	6
Feb 2008	26	10	12
Mar 2008	38	9	12
Apr 2008	19	7	5
May 2008	22	7	6
Jun 2008	26	8	1
Jul 2008	17	6	8
Aug 2008	27	6	8
Sep 2008	35	7	3
Oct 2008	41	8	9
Nov 2008	31	4	7
Dec 2008	19	7	4
Jan 2009	42	2	1
Feb 2009	30	3	5
Mar 2009	49	4	11
Apr 2009	44	7	3
May 2009	34	6	6
Jun 2009	34	2	2
Jul 2009	20	2	4
Aug 2009	22	3	7
Sep 2009	26	4	5
Oct 2009	29	2	4
Nov 2009	27	1	3
Dec 2009	17	2	2
Jan 2010	35	6	6
Feb 2010	28	5	6
Mar 2010	65	2	1
Apr 2010	36	9	6
May 2010	54	5	2
Jun 2010	21	4	7
Jul 2010	23	5	3
Aug 2010	20	2	2
Sep 2010	27	5	5
Oct 2010	28	4	3
Nov 2010	20	9	1
Dec 2010	13	0	2
Jan 2011	12	13	8
Feb 2011	21	3	3
Mar 2011	24	2	2
Apr 2011	19	6	13
May 2011	11	0	1
Jun 2011	11	0	0
Jul 2011	14	6	3
Aug 2011	16	5	4
Sep 2011	14	2	7
Oct 2011	36	8	7
Nov 2011	37	5	7
Dec 2011	17	32	8
Jan 2012	23	21	13
Feb 2012	15	12	10
Mar 2012	13	18	12
Apr 2012	28	15	13
May 2012	16	15	13
Jun 2012	25	17	9
Jul 2012	26	11	20
Aug 2012	9	13	18
Sep 2012	23	22	22
Oct 2012	24	21	22
Nov 2012	32	17	21
Dec 2012	16	8	11
Jan 2013	17	9	7
Feb 2013	11	14	8
Mar 2013	35	18	29
Apr 2013	34	14	17
May 2013	19	12	20
Jun 2013	23	12	17
Jul 2013	23	15	10
Aug 2013	13	6	16
Sep 2013	19	9	11
Oct 2013	9	3	14
Nov 2013	16	6	18
Dec 2013	14	8	23
Jan 2014	20	6	22
Feb 2014	15	6	13
Mar 2014	23	7	11
Apr 2014	14	10	11
May 2014	17	8	21
Jun 2014	9	13	15
Jul 2014	12	10	10
Aug 2014	12	10	17
Sep 2014	17	8	7
Oct 2014	14	10	13
Nov 2014	10	9	10
Dec 2014	9	0	5
Jan 2015	10	5	13
Feb 2015	12	1	8
Mar 2015	16	14	26
Apr 2015	10	14	6
May 2015	13	5	1
Jun 2015	12	5	4
Jul 2015	18	9	10
Aug 2015	18	9	2
Sep 2015	22	8	4
Oct 2015	6	3	2
Nov 2015	10	7	6
Dec 2015	21	4	3
Jan 2016	14	6	4
Feb 2016	13	10	3
Mar 2016	17	10	8
Apr 2016	24	5	15
May 2016	17	10	10
Jun 2016	9	9	20
Jul 2016	20	3	12
Aug 2016	13	6	6
Sep 2016	12	5	10
Oct 2016	23	5	8
Nov 2016	29	21	11
Dec 2016	23	13	4
Jan 2017	29	11	7
Feb 2017	10	3	3
Mar 2017	4	13	4
Apr 2017	8	25	7
May 2017	9	24	7
Jun 2017	14	23	4
Jul 2017	29	26	2
Aug 2017	26	24	6
Sep 2017	37	33	6
Oct 2017	40	26	5
Nov 2017	58	24	13
Dec 2017	79	65	8
Jan 2018	42	28	2
Feb 2018	76	68	9
Mar 2018	52	30	10
Apr 2018	70	50	8
May 2018	43	31	10
Jun 2018	42	24	7
Jul 2018	34	26	2
Aug 2018	28	18	7
Sep 2018	24	18	5
Oct 2018	77	61	5
Nov 2018	57	43	8
Dec 2018	39	37	7
Jan 2019	34	24	5
Feb 2019	53	34	5
Mar 2019	36	25	3
Apr 2019	42	33	14
May 2019	36	26	8
Jun 2019	26	20	5
Jul 2019	22	20	14
Aug 2019	29	14	13
Sep 2019	36	20	8
Oct 2019	73	47	14
Nov 2019	42	33	14
Dec 2019	51	41	10
Jan 2020	48	32	6
Feb 2020	25	15	8
Mar 2020	25	12	7
Apr 2020	18	10	7
May 2020	33	15	6
Jun 2020	32	19	6
Jul 2020	30	18	9
Aug 2020	35	23	9
Sep 2020	56	38	8
Oct 2020	53	34	8
Nov 2020	43	15	16
Dec 2020	38	29	12
Jan 2021	33	19	14
Feb 2021	43	19	3
Mar 2021	42	23	11
Apr 2021	55	23	17
May 2021	48	44	12
Jun 2021	24	24	5
Jul 2021	15	15	11
Aug 2021	28	27	13
Sep 2021	25	25	13
Oct 2021	39	37	22
Nov 2021	44	16	20
Dec 2021	48	23	15
Jan 2022	39	29	10
Feb 2022	30	24	8
Mar 2022	54	44	10
Apr 2022	55	46	9
May 2022	84	64	19
Jun 2022	49	41	10
Jul 2022	44	35	11
Aug 2022	51	44	5
Sep 2022	55	51	7
Oct 2022	90	77	6
Nov 2022	62	40	8
Dec 2022	32	28	9
Jan 2023	45	35	13
Feb 2023	47	40	9
Mar 2023	45	35	15
Apr 2023	35	16	17
May 2023	46	32	14
Jun 2023	37	25	12
Jul 2023	48	34	8
Aug 2023	49	41	5
Sep 2023	67	55	14
Oct 2023	79	59	10
Nov 2023	74	58	7
Dec 2023	118	112	7
Jan 2024	54	54	9
Feb 2024	36	36	7
Mar 2024	66	48	24
Total	8136	6259	2912

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