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Table 4 Excluded studies

From: A systematic review of hospital accreditation: the challenges of measuring complex intervention effects

Reference (country) Reason cited for exclusion Aim of study
Al Awa et al. 2011 [22], Saudi Arabia No control group Determine if patient safety and quality care indicators improve post accreditation
Al Awa et al. 2011 [23], Saudi Arabia No control group Evaluate nursing perception of care/safety after accreditation
Al Tehewy et al. 2009 [26], Egypt Not in hospital (health units) Determine the effects of accreditation of non-governmental organizations
Chen et al. 2003 [31], USA Measured outcome at only one point Identify association between JCAHO accreditation and quality of care for acute myocardial infection
Chuang et al. 2009 [27], Australia Did not measure effect Propose an integrated research model
du Bois et al. 2009 [33], Germany Review not linked to accreditation Evaluate the impact of different physician and hospital characteristics on outcome in ovarian cancer patients
Gokenbach et al. 2011, USA [24] No control group Identify the effects of Magnet accreditation on one hospital
Lichtman et al. 2009 [28], USA Did not measure effects of accreditation Determine whether hospitals certified had better outcome within the first year of accreditation than non accredited hospitals
Lichtman et al. 2011 [32], USA Measured outcome at only one point Identify outcomes after ischemic stroke for hospitals with and without TJC certification
Menachemi et al. 2008 [25], USA Not in hospital Identify quality outcome in accredited and non-accredited ambulatory surgical centers
V Phua et al. 2011 [29], Singapore/Asia Did not evaluate effects of accreditation Assess compliance to sepsis bundles in intensive care units in Asia
Al-Awa et al. 2012 [30], Saudi Arabia Compares survey results in accredited hospital to international results Perform an unbiased assessment of the impact of accreditation on patient safety culture
Alkenizan & Shaw 2012 [36], UK, Review, Qualitative assessment of attitude, did not measure effect Review the literature of the attitude of healthcare professionals towards accreditation
Bohmer et al. 2012 [21], Germany No controls Identify to which extent pain management standards was implemented in hospitals after accreditation
Schmaltz et al. 2011 [34], USA Compared the difference in development of accredited vs. non accredited hospitals, not the effects of accreditation Examine the association between Joint Commission accreditation status and both absolute measures and trends in hospital performance
Nguyen et al. 2012 [35], USA Compared the difference in development of accredited vs. non accredited hospitals, not the effects of accreditation Analyze the peri-operative outcomes of bariatric surgery performed at accredited vs. non accredited centres
  1. Excluded studies after full text assessment presenting aim of study and reason for exclusion