Methodological issues related to longitudinal epidemiological assessment of developmental trajectories in children

S S Knox; D Echeveria

doi:10.1136/jech.2007.070813

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Methodological issues related to longitudinal epidemiological assessment of developmental trajectories in children

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	Abstract	Full	Pdf
Dec 2008	96	10	35
Jan 2009	51	26	59
Feb 2009	36	5	24
Mar 2009	31	13	16
Apr 2009	25	5	9
May 2009	14	13	12
Jun 2009	11	8	11
Jul 2009	14	9	8
Aug 2009	9	9	6
Sep 2009	9	12	10
Oct 2009	25	17	15
Nov 2009	15	4	5
Dec 2009	15	5	9
Jan 2010	56	7	13
Feb 2010	57	6	11
Mar 2010	14	10	10
Apr 2010	16	15	17
May 2010	7	1	10
Jun 2010	10	5	6
Jul 2010	14	2	10
Aug 2010	10	2	8
Sep 2010	22	7	11
Oct 2010	14	10	6
Nov 2010	9	5	6
Dec 2010	9	7	6
Jan 2011	16	0	6
Feb 2011	15	1	4
Mar 2011	16	3	9
Apr 2011	14	2	1
May 2011	8	3	6
Jun 2011	10	3	3
Jul 2011	13	0	1
Aug 2011	11	3	1
Sep 2011	9	2	2
Oct 2011	14	4	6
Nov 2011	25	3	6
Dec 2011	20	2	4
Jan 2012	20	1	2
Feb 2012	15	0	3
Mar 2012	23	4	6
Apr 2012	28	1	6
May 2012	16	3	4
Jun 2012	16	1	3
Jul 2012	11	1	2
Aug 2012	15	2	3
Sep 2012	22	1	5
Oct 2012	12	6	3
Nov 2012	12	1	1
Dec 2012	12	4	5
Jan 2013	28	0	3
Feb 2013	17	2	5
Mar 2013	15	2	2
Apr 2013	19	3	5
May 2013	22	2	7
Jun 2013	5	0	0
Jul 2013	10	0	1
Aug 2013	2	2	1
Sep 2013	20	5	4
Oct 2013	2	2	0
Nov 2013	10	0	1
Dec 2013	10	0	1
Jan 2014	7	4	6
Feb 2014	16	4	7
Mar 2014	16	1	2
Apr 2014	14	1	0
May 2014	12	0	1
Jun 2014	11	4	2
Jul 2014	10	0	0
Aug 2014	8	1	2
Sep 2014	18	2	1
Oct 2014	6	2	0
Nov 2014	10	2	0
Dec 2014	4	0	0
Jan 2015	6	2	1
Feb 2015	7	0	0
Mar 2015	23	0	4
Apr 2015	4	0	1
May 2015	8	1	2
Jun 2015	4	0	1
Jul 2015	8	1	1
Aug 2015	2	0	0
Sep 2015	12	1	2
Oct 2015	2	0	0
Nov 2015	9	0	2
Dec 2015	16	1	3
Jan 2016	6	1	1
Feb 2016	8	0	0
Mar 2016	22	4	5
Apr 2016	9	0	1
May 2016	2	1	2
Jun 2016	7	0	1
Jul 2016	4	0	0
Aug 2016	6	1	3
Sep 2016	8	2	1
Oct 2016	12	2	1
Nov 2016	16	1	2
Dec 2016	14	1	1
Jan 2017	23	0	2
Feb 2017	6	0	0
Mar 2017	4	1	0
Apr 2017	3	0	0
May 2017	4	1	1
Jun 2017	6	0	0
Jul 2017	4	1	0
Aug 2017	7	1	1
Sep 2017	9	0	0
Oct 2017	19	1	1
Nov 2017	12	1	1
Dec 2017	13	1	1
Jan 2018	12	2	1
Feb 2018	11	0	1
Mar 2018	12	2	1
Apr 2018	11	0	0
May 2018	30	0	0
Jun 2018	29	1	0
Jul 2018	9	1	0
Aug 2018	17	1	0
Sep 2018	26	0	0
Oct 2018	10	3	2
Nov 2018	9	1	1
Dec 2018	16	0	0
Jan 2019	12	2	2
Feb 2019	6	0	0
Mar 2019	10	0	0
Apr 2019	12	0	0
May 2019	6	0	1
Jun 2019	22	0	0
Jul 2019	31	1	0
Aug 2019	12	0	0
Sep 2019	11	1	0
Oct 2019	17	0	1
Nov 2019	24	1	2
Dec 2019	12	0	0
Jan 2020	15	1	0
Feb 2020	11	1	3
Mar 2020	24	0	0
Apr 2020	6	0	0
May 2020	16	1	1
Jun 2020	16	0	0
Jul 2020	17	0	0
Aug 2020	8	0	0
Sep 2020	26	2	2
Oct 2020	29	0	0
Nov 2020	19	1	0
Dec 2020	12	0	0
Jan 2021	15	1	0
Feb 2021	8	0	0
Mar 2021	14	0	0
Apr 2021	70	0	1
May 2021	63	0	1
Jul 2021	3	0	1
Aug 2021	3	0	0
Sep 2021	1	0	0
Oct 2021	17	0	2
Nov 2021	16	0	0
Dec 2021	14	0	0
Jan 2022	22	1	0
Feb 2022	14	0	0
Mar 2022	81	1	1
Apr 2022	9	1	0
May 2022	40	0	0
Jun 2022	33	1	0
Jul 2022	25	1	0
Aug 2022	47	2	1
Sep 2022	26	0	0
Oct 2022	83	1	0
Nov 2022	58	2	1
Dec 2022	17	0	0
Jan 2023	12	0	0
Feb 2023	50	0	0
Mar 2023	12	0	0
Apr 2023	8	0	0
May 2023	18	0	0
Jun 2023	41	1	0
Jul 2023	10	0	0
Aug 2023	12	2	2
Sep 2023	17	1	0
Oct 2023	13	1	0
Nov 2023	19	2	0
Dec 2023	38	0	0
Jan 2024	12	0	0
Feb 2024	5	0	0
Mar 2024	5	0	0
Total	3096	369	546

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Online download statistics by month: December 2008 to March 2024

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