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Table 1 Characteristics of interventional studies on rapid response systems

From: Rapid response systems: are they really effective?

Author, year

Country

Outcomes

Adjusted for

Bristow, 2000 [13]

Australia

IHCA, hospital mortality, unplanned ICU admission

CC, D

Buist, 2002 [8]

Australia

IHCA, hospital mortality, unplanned ICU admission

CM

Bellomo, 2003 [17]

Australia

IHCA, hospital mortality

no adj.

DeVita, 2004 [37]

US

IHCA

CM

Kenward, 2004 [9]

UK

IHCA, hospital mortality

no adj.

Priestley, 2004 [38]

UK

Hospital mortality

CM, RCT

Hillman, 2005 [7]

Australia

IHCA, hospital mortality, unplanned ICU admission

CM, RCT

Jones, 2005 [29]

Australia

IHCA, hospital mortality

no adj.

Dacey, 2007 [24]

US

IHCA, hospital mortality, unplanned ICU admission

no adj.

Jolley, 2007 [26]

US

IHCA, hospital mortality

N/A

Baxter, 2008 [25]

Canada

IHCA, hospital mortality, unplanned ICU admission

no adj.

Chan, 2008 [11]

US

Non-ICU cardiac arrest, hospital mortality

D, CM, T

Campello, 2009 [27]

Portugal

IHCA, hospital mortality

C, D

Hatler, 2009 [30]

US

Non-ICU cardiac arrest

no adj.

Konrad, 2010 [18]

Sweden

IHCA

C, D, LOS

Lighthall, 2010 [28]

US

IHCA, hospital mortality

S, CCI

Santamaria, 2010 [19]

Australia

IHCA, hospital mortality, unplanned ICU admission

C, CM, D

Beitler, 2011 [20]

US

IHCA, hospital mortality

T

Laurens, 2011 [21]

Australia

IHCA, hospital mortality, unplanned ICU admission

no adj.

Sarani, 2011 [31]

US

Non-ICU cardiac arrest, hospital mortality

no adj.

Shah, 2011 [39]

US

IHCA, hospital mortality

T

Howell, 2012 [40]

US

Hospital mortality

CCI, CM, D, S, ICUBC

Simmes, 2012 [16]

The Netherlands

IHCA, unexpected mortality, unplanned ICU admission

D, ASA

Tobin, 2012 [22]

Australia

Hospital mortality

Year

Al-Qahtani, 2013 [14]

Saudi Arabia

IHCA, hospital mortality

no adj.

Chen, 2014 [23]

Australia

IHCA, hospital mortality

D, year

  1. ASA: American Society of Anesthesiologists classification; C: comorbidities; CC: concurrent controls; CCI: Charlson Comorbidity Index; CM: case-mix severity; D: demographics; ICU: intensive care unit; ICUBC: intensive care unit bed capacity; IHCA: in-hospital cardiac arrest; LOS: length of stay; RCT: randomized clinical trial; S: seasonality; T: time trends; US: United States; UK: United Kingdom.