Weekend effect
Published research: Summary

Weekend effect

Section Title: Published research: Summary
Table Section Text: None

Author	Year	Country	Number Patients	Disease	Relative Risk	Weekend Effect

Ricciardi	2014	USA	48253968	Medicine	1.15	Yes

Vest-Hansen	2015	Denmark	174192	Medicine	Not stated	Yes

Ricciardi	2011	USA	29991621	Surgery (non-elective, NE)	1.1	Yes

Ricciardi	2016	USA	28236621	Surgery (non-elective)	1.08	Yes

Ozdemir	2016	UK	294602	Surgery (non-elective)	1.11	Yes

McClean	2016	UK	105002	Surgery (non-elective)	Not stated	Yes

Aylin	2013	UK	4133346	Surgery (elective, E)	1.82	Yes

McIsaac	2014	Canada	333344	Surgery (elective)	1.51	Yes

Mohammed	2012	UK	4640516	Surg (NE + E)	1.09 (NE) / 1.32 (E)	Yes

Glance	2016	USA	305853	Surg (NE + E)	2.11 (NE) / 3.18 (E)	Yes

Bell	2011	Canada	3789917	ED	Not stated	Yes

Cram	2004	Canada	641860	ED	1.03	Yes

Aylin	2010	UK	4317866	ED	1.1	Yes

Handel	2012	UK	5271327	ED	1.27	Yes

Powell	2013	USA	114611	ED (sepsis)	Not stated	No

Shin	2016	Taiwan	398043	Sepsis	1.11	Yes

Sharp	2013	Australia	4225973	ED	1.07	Yes

Concha	2014	Australia	3381962	ED	Not stated	Yes

Anselmi	2016	UK	3027946	ED	Not stated	Yes

Barnett	2002	USA	156136	ICU	1.09	Yes

Bhonagiri	2011	Australia	245057	ICU	1.06	Yes

Schilling	2010	USA	166920	Other	Not stated	Yes

Freemantle	2012	UK	14217640	Other	1.11 (Sat) / 1.16 (Sun)	Yes

Lee	2012	Malaysia, Eng, Australia, USA	126627	Other	1.22	Yes

Ruiz	2015	Netherlands	2982570	Other	Not stated	Yes

Koike	2011	Japan	173137	Cardiac Arrest (out-of-hospital)	1.0	No

Kostis	2007	USA	231164	AMI	1.05	Yes

Isogai	2015	Japan	111200	AMI	1.22	Yes

Khera	2013	USA	1434579	STEMI	Not stated	Yes

Khoshchehreh	2016	USA	13988772	STEMI (S) / NSTEMI (NS)	1.05 (S) / 1.3 (NS)	Yes

Agrawal	2016	USA	3625271	NSTEMI	1.02	Yes

Singh	2015	USA	401571	PCI	Not stated	Yes

Barba	2012	Spain	289077	COPD	1.07	Yes

Suissa	2014	Canada	323895	COPD / pneumonia	1.06	Yes

Nanchal	2012	USA	1143707	PE	1.17	Yes

Chang	2012	Taiwan	788011	Pneumonia	1.03	Yes

Shaheen	2009	USA	237412	Upper GI Bleed	1.06	Yes

Ananthakrishnan	2009	USA	419939	Upper GI Bleed	1.21	Yes

Abougergi	2014	USA	202340	Upper GI Bleed	1.11	No

Weeda	2016	USA	119353	Upper GI Bleed	1.09	Yes

Patel	2016	USA	4376950	Upper GI Bleed (post PCI)	Not stated	Yes

James	2010	USA	963730	Acute Kidney Injury	1.07	Yes

Sakhuja	2013	USA	3278572	Haemodialysis	1.18	Yes

Schmid	2014	USA	534011	Ca prostate	1.12	Yes

Lapointe-Shaw	2016	Canada	290471	Oncology	1.13	Yes

Hoh	2010	USA	599087	Stroke	Not stated	No

Smith	2010	Canada	274988	Stroke	Not stated	Yes

McKinney	2011	USA	134441	Stroke	1.05	Yes

Rumalia	2017	USA	404212	tSDH	Not stated	Yes

Newcastle	1977	UK	297000	Paediatric mortality	Not stated	Yes

Hamilton	2003	USA	111749	Neonatal mortality	Not stated	Yes

Gould	2003	USA	1615041	Neonatal mortality	1.12	No

Luo	2004	Canada	3239972	Neonatal mortality	1.11	No

Palmer	2015	UK	1349599	Perinatal mortality	1.07	Yes

Goldstein	2014	USA	439457	Paediatric surgery	1.63	Yes

Boylan	2015	USA	344989	Fracture neck of femur	0.94	Weekday effect

27514157	Median 1.11

Sentence(s)

In the Lee paper, the relative risk was 1.22 for the 'Weekend Effect'.

final_sentence: In the Lee paper, the relative risk was 1.22 for the 'Weekend Effect'.