Periconceptional maternal vitamin supplementation and childhood leukaemia: an uncertainty analysis

A M Jurek; G Maldonado; L G Spector; J A Ross

doi:10.1136/jech.2008.080226

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Theory and methods

Periconceptional maternal vitamin supplementation and childhood leukaemia: an uncertainty analysis

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	Abstract	Full	Pdf
Oct 2008	2	0	0
Nov 2008	45	0	12
Dec 2008	5	0	4
Jan 2009	99	24	45
Feb 2009	22	8	22
Mar 2009	8	15	20
Apr 2009	7	5	10
May 2009	12	3	9
Jun 2009	7	4	5
Jul 2009	6	6	10
Aug 2009	4	2	4
Sep 2009	6	4	5
Oct 2009	10	2	4
Nov 2009	9	4	4
Dec 2009	8	0	5
Jan 2010	15	2	7
Feb 2010	9	2	6
Mar 2010	12	4	11
Apr 2010	6	4	7
May 2010	11	1	2
Jun 2010	10	1	7
Jul 2010	11	1	7
Aug 2010	8	4	5
Sep 2010	18	6	5
Oct 2010	5	0	1
Nov 2010	8	2	5
Dec 2010	3	0	1
Jan 2011	5	4	6
Feb 2011	13	4	5
Mar 2011	11	2	8
Apr 2011	11	2	1
May 2011	5	1	0
Jun 2011	19	0	1
Jul 2011	25	0	0
Aug 2011	22	1	1
Sep 2011	16	1	2
Oct 2011	20	2	4
Nov 2011	27	11	7
Dec 2011	25	0	1
Jan 2012	29	4	4
Feb 2012	9	1	1
Mar 2012	23	2	5
Apr 2012	14	3	2
May 2012	16	1	2
Jun 2012	16	0	1
Jul 2012	17	2	1
Aug 2012	18	1	2
Sep 2012	21	2	3
Oct 2012	27	3	4
Nov 2012	27	3	9
Dec 2012	14	1	2
Jan 2013	27	1	2
Feb 2013	13	1	3
Mar 2013	23	1	2
Apr 2013	27	4	2
May 2013	15	1	1
Jun 2013	10	0	0
Jul 2013	12	0	1
Aug 2013	8	1	1
Sep 2013	15	0	3
Oct 2013	9	2	4
Nov 2013	14	1	1
Dec 2013	18	3	2
Jan 2014	11	1	1
Feb 2014	2	1	1
Mar 2014	20	0	2
Apr 2014	13	1	1
May 2014	8	1	0
Jun 2014	1	0	1
Jul 2014	10	1	2
Aug 2014	6	0	2
Sep 2014	4	1	1
Oct 2014	5	2	3
Nov 2014	14	0	0
Dec 2014	9	0	0
Jan 2015	10	0	0
Feb 2015	6	0	0
Mar 2015	5	1	2
Apr 2015	2	3	3
May 2015	3	2	2
Jun 2015	4	0	0
Jul 2015	4	0	0
Aug 2015	9	0	2
Sep 2015	25	0	2
Oct 2015	2	0	0
Nov 2015	14	1	1
Dec 2015	7	1	2
Jan 2016	12	1	2
Feb 2016	7	0	0
Mar 2016	5	0	0
Apr 2016	8	1	1
May 2016	10	1	4
Jun 2016	10	1	2
Jul 2016	12	1	3
Aug 2016	16	0	1
Sep 2016	13	0	1
Oct 2016	8	3	2
Nov 2016	11	3	3
Dec 2016	9	1	1
Jan 2017	13	2	3
Feb 2017	8	0	0
Mar 2017	6	0	0
Apr 2017	9	1	1
May 2017	5	1	0
Jun 2017	19	3	1
Jul 2017	31	5	2
Aug 2017	16	2	2
Sep 2017	16	2	6
Oct 2017	20	0	0
Nov 2017	16	0	0
Dec 2017	6	0	0
Jan 2018	12	0	0
Feb 2018	21	1	0
Mar 2018	19	1	0
Apr 2018	23	3	2
May 2018	40	0	1
Jun 2018	30	0	0
Jul 2018	12	4	0
Aug 2018	20	2	2
Sep 2018	13	1	1
Oct 2018	33	0	1
Nov 2018	33	1	1
Dec 2018	32	1	1
Jan 2019	36	0	0
Feb 2019	34	1	0
Mar 2019	17	1	0
Apr 2019	10	2	1
May 2019	11	3	0
Jun 2019	9	2	3
Jul 2019	4	2	1
Aug 2019	24	0	0
Sep 2019	14	1	2
Oct 2019	20	0	0
Nov 2019	22	1	3
Dec 2019	15	1	0
Jan 2020	11	1	3
Feb 2020	31	1	2
Mar 2020	6	0	0
Apr 2020	4	0	0
May 2020	18	2	0
Jun 2020	18	0	0
Jul 2020	23	1	1
Aug 2020	5	0	0
Sep 2020	25	1	0
Oct 2020	13	0	0
Nov 2020	12	0	0
Dec 2020	10	2	2
Jan 2021	41	3	1
Feb 2021	6	4	2
Mar 2021	39	3	2
Apr 2021	22	1	1
May 2021	21	0	0
Jun 2021	1	0	1
Jul 2021	1	0	2
Aug 2021	1	0	0
Sep 2021	2	0	1
Oct 2021	2	2	0
Nov 2021	35	0	1
Dec 2021	24	1	0
Jan 2022	26	3	1
Feb 2022	7	1	0
Mar 2022	11	2	2
Apr 2022	18	0	0
May 2022	36	0	0
Jun 2022	35	1	0
Jul 2022	26	0	0
Aug 2022	43	2	1
Sep 2022	37	3	2
Oct 2022	72	0	0
Nov 2022	20	0	0
Dec 2022	15	1	0
Jan 2023	19	0	0
Feb 2023	50	0	0
Mar 2023	17	1	1
Apr 2023	2	0	0
May 2023	14	0	0
Jun 2023	2	0	0
Jul 2023	6	0	0
Aug 2023	24	2	2
Total	2822	280	427

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