Smoothing inpatient discharges decreases emergency department congestion: a system dynamics simulation model

Hannah J Wong; Robert C Wu; Michael Caesar; Howard Abrams; Dante Morra

doi:10.1136/emj.2009.078543

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Original Article

Smoothing inpatient discharges decreases emergency department congestion: a system dynamics simulation model

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	Abstract	Full	Pdf
May 2010	56	2	4
Jun 2010	109	9	17
Jul 2010	122	6	9
Aug 2010	181	30	58
Sep 2010	55	8	6
Oct 2010	66	2	16
Nov 2010	55	8	20
Dec 2010	61	9	12
Jan 2011	34	12	6
Feb 2011	57	9	17
Mar 2011	59	6	10
Apr 2011	33	8	14
May 2011	56	8	19
Jun 2011	26	2	4
Jul 2011	35	2	7
Aug 2011	33	3	4
Sep 2011	24	2	4
Oct 2011	37	8	10
Nov 2011	53	3	6
Dec 2011	48	1	5
Jan 2012	59	1	2
Feb 2012	54	1	7
Mar 2012	62	2	5
Apr 2012	44	1	3
May 2012	42	1	3
Jun 2012	44	0	2
Jul 2012	51	3	4
Aug 2012	27	1	1
Sep 2012	42	2	5
Oct 2012	35	4	4
Nov 2012	53	2	4
Dec 2012	29	1	2
Jan 2013	56	2	3
Feb 2013	31	3	7
Mar 2013	39	3	6
Apr 2013	33	4	5
May 2013	39	5	8
Jun 2013	16	10	6
Jul 2013	24	4	2
Aug 2013	27	3	8
Sep 2013	17	3	6
Oct 2013	33	1	6
Nov 2013	23	2	3
Dec 2013	20	3	6
Jan 2014	30	6	6
Feb 2014	26	1	4
Mar 2014	44	3	6
Apr 2014	39	5	9
May 2014	43	2	10
Jun 2014	16	2	5
Jul 2014	31	2	4
Aug 2014	12	3	6
Sep 2014	20	1	4
Oct 2014	27	6	3
Nov 2014	16	1	5
Dec 2014	28	4	6
Jan 2015	18	3	4
Feb 2015	9	1	1
Mar 2015	22	2	1
Apr 2015	10	2	2
May 2015	23	4	3
Jun 2015	23	0	2
Jul 2015	22	5	3
Aug 2015	13	2	3
Sep 2015	28	2	4
Oct 2015	18	2	3
Nov 2015	24	3	5
Dec 2015	21	2	2
Jan 2016	24	1	4
Feb 2016	40	0	1
Mar 2016	16	1	4
Apr 2016	17	0	0
May 2016	18	0	0
Jun 2016	21	2	3
Jul 2016	16	2	4
Aug 2016	12	0	1
Sep 2016	31	0	3
Oct 2016	17	0	3
Nov 2016	28	7	3
Dec 2016	22	0	3
Jan 2017	17	2	5
Feb 2017	25	1	3
Mar 2017	38	2	1
Apr 2017	16	3	1
May 2017	33	2	2
Jun 2017	25	1	3
Jul 2017	39	3	5
Aug 2017	41	4	2
Sep 2017	60	2	2
Oct 2017	54	4	5
Nov 2017	66	1	2
Dec 2017	44	1	1
Jan 2018	87	4	3
Feb 2018	55	0	0
Mar 2018	95	8	5
Apr 2018	116	2	4
May 2018	77	7	9
Jun 2018	69	2	2
Jul 2018	41	4	3
Aug 2018	27	0	0
Sep 2018	23	1	2
Oct 2018	42	3	3
Nov 2018	64	5	6
Dec 2018	62	3	3
Jan 2019	33	0	0
Feb 2019	31	2	1
Mar 2019	41	8	3
Apr 2019	50	6	9
May 2019	25	1	0
Jun 2019	32	1	2
Jul 2019	20	2	2
Aug 2019	36	7	5
Sep 2019	48	3	3
Oct 2019	51	1	3
Nov 2019	25	3	3
Dec 2019	22	2	3
Jan 2020	84	3	4
Feb 2020	34	2	2
Mar 2020	39	4	6
Apr 2020	47	4	5
May 2020	44	4	2
Jun 2020	51	2	2
Jul 2020	30	2	2
Aug 2020	27	0	1
Sep 2020	75	3	5
Oct 2020	75	3	3
Nov 2020	58	2	0
Dec 2020	16	0	0
Jan 2021	37	5	5
Feb 2021	123	3	3
Mar 2021	41	3	3
Apr 2021	13	1	1
May 2021	30	3	5
Jun 2021	10	7	3
Jul 2021	9	6	3
Sep 2021	10	4	2
Oct 2021	33	2	1
Nov 2021	31	3	1
Dec 2021	78	4	3
Jan 2022	40	0	1
Feb 2022	51	4	1
Mar 2022	177	11	1
Apr 2022	67	5	1
May 2022	115	3	3
Jun 2022	26	4	0
Jul 2022	51	1	1
Aug 2022	65	4	1
Sep 2022	50	4	4
Oct 2022	47	1	1
Nov 2022	56	6	4
Dec 2022	44	1	1
Jan 2023	52	0	0
Feb 2023	81	2	4
Mar 2023	55	5	7
Apr 2023	46	0	2
May 2023	64	10	3
Jun 2023	16	1	1
Jul 2023	26	0	0
Aug 2023	80	2	2
Sep 2023	76	0	1
Oct 2023	77	3	1
Nov 2023	84	1	1
Dec 2023	93	0	6
Jan 2024	43	5	4
Feb 2024	78	1	5
Mar 2024	61	2	1
Total	7271	524	711

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