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Table 2 Quality of included studies

From: Reported burden on informal caregivers of ICU survivors: a literature review

Non-randomized studies assessed with the Newcastle-Ottawa Scale
Author, year Selection Comparability Outcome Total score
 Ågård, 2014 [31] 1 0 2 3
 Anderson, 2008 [17] 1 0 2 3
 Azoulay, 2005 [32] 1 0 2 3
 Bayen, 2013 [33] 1 0 2 3
 Cameron, 2006 [18] 1 0 2 3
 Choi, 2011 [19] 1 0 1 2
 Choi, 2012 [20] 1 0 2 3
 Dithole, 2013 [44] 1 0 1 2
 Douglas, 2003 [22] 1 0 2 3
 Douglas, 2010 [24] 1 0 2 3
 Foster, 2003 [43] 1 0 2 3
 Garrouste-Orgeas, 2012 [34] 1 0 2 3
 Im, 2004 [25] 1 0 2 3
 Lemiale, 2010 [37] 1 0 1 2
 De Miranda, 2011 [38] 1 0 2 3
 McAdam, 2012 [26] 1 0 2 3
 Myhren, 2004 [39] 1 0 1 2
 Van Pelt, 2007 [27] 1 0 2 3
 Van Pelt, 2010 [28] 1 0 1 2
 Rodríguez, 2005 [41] 1 0 1 2
 Rodríguez, 2005 [40] 1 0 1 2
 Swoboda, 2002 [29] 1 0 2 3
 Wartella, 2009 [30] 1 0 1 2
 Young, 2005 [42] 1 0 2 3
Randomized controlled trails assessed with the PEDro Scale
Author, year Total score
 Douglas, 2005 [23] 4/10
 Jones, 2004 [36] 7/10
 Jones, 2012 [35] 5/10