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Table 1 Quality assessment of quantitative studies

From: Nurses’ worry or concern and early recognition of deteriorating patients on general wards in acute care hospitals: a systematic review

First author Year Reference Are objectives clearly stated? Is the design appropriate? Are eligibility criteria, sources and methods of selection of participants described? Are outcomes described? Sources of data and details about methods of measurements described appropriate? Risk of bias taken into account? Is the study size adequate? Are characteristics, numbers of participants and reasons for non-participation described? Is the statistical method adequate? Are relevant subgroups described in results? Are results properly described? Overall study quality
Bertaut 2008 [17] - - - - - - ? - - ? + L
Boniatti 2010 [20] + ± + + - ± + + + ? + M
Hourihan 1995 [21] + + + + + + ± + + ± + M
Laurens 2011 [22] ± ± ± ± ± + ± + + + + M
Offner 2007 [18] + ± ± + - - ? ± + ? + L
Parr 2001 [23] + + + + ± ? + + + ? + M
Santiano 2009 [24] + + + + ± + + + + + + H
Thomas 2007 [19] - ? - ? - ? ? + + + ? L
  1. + = yes; ± = partly; − = no; ? = not assessable; H = high; L = low; M = moderate