Skip to main content

Table 1 Quality assessment of published papers on meat and colorectal cancer in Middle East and North African countries

From: Meat and colorectal cancer in Middle Eastern and North African countries: update of literature review

Author/Year/ReferenceRelevant to this SRAims clearly statedAppropriate study methodSample representative of target populationConfounding and bias consideredGood response rate?Were questions piloted?Tables/figures understandableCan results be applied to local situation?Accepted as type IV evidence? [17]
Nashar and Almurshed, 2008 [18]YesYesYesNoNoYesNoYesYesNo (type III)
Bener et al., 2010 [19]YesYesYesNoYesNoNoYesYesNo (type III)
Guesmi et al., 2010 [20]YesYesNoNoNoYesNoYesYesNo (type III)
Arafa et al., 2011 [21]YesYesYesNoYesNoNoYesYesNo (type III)
Safari et al., 2013 [22]YesYesYesNoYesYesYesYesYesNo (type III)
Mahfouz et al., 2014 [23]YesYesYesNoYesYesNoYesYesNo (type III)
Abu Mweis et al., 2015 [24]YesYesYesYesYesNoYesYesYesNo (type III)
Tayyem et al., 2015 [25]YesYesYesYesYesNoYesYesYesNo (type III)
Azizi et al., 2015 [26]YesYesYesNoYesYesYesYesYesNo (type III)
Tayyem et al., 2016 [27]YesYesYesNoYesYesYesYesYesNo (type III)
El-Moselhy et al., 2017 [28]YesYesYesNoYesYesNoYesYesNo (type III)