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Table 1 Quality assessment of included studies investigating drinking patterns of Irish and UK undergraduate students (n = 29)

From: Alcohol consumption among university students in Ireland and the United Kingdom from 2002 to 2014: a systematic review

Study Random sample? Unbiased sampling frame Sample size? Measures? Unbiased assessors? Response rate? Confidence intervals? Subject description? Total
Black & Monrouxe, 2014 [39] - - - - 4/8
El Ansari et al, 2014 [29] 8/8
John & Alwyn, 2014 [41] - - - - - 3/8
O’Brien et al, 2014 [24] - - - 5/8
El ansari et al, 2013 [28] 8/8
Partington et al, 2013 [25] - - - - 4/8
De Visser & McDonnell, 2012 [40] - - - 5/8
Gardner et al, 2012 [35] - - - - - - 2/8
Gunby et al, 2012 [22] - - - - 4/8
Sebena et al, 2012 [31] - - 6/8
Craigs et al, 2011 [45] - - 6/8
El Ansari et al, 2011 [30] 8/8
Heather et al, 2011 [23] - - - 5/8
Beenstock et al, 2010 [20] - - 6/8
Cahill & Byrne, 2010 [32] - - - 5/8
Dodd et al, 2010 [33] - - - - 4/8
El Ansari & Stock, 2010 [34] 8/8
Woolfson & Maguire, 2010 - - - - - 3/8
Underwood et al, 2009 [47] - - - - - - 2/8
O’Connor et al, 2008 [48] - - - - 4/8
Gill et al, 2007 [36] - - - - 4/8
Norman et al, 2007 [37] - - - - - - 2/8
Barber & Fairclough, 2006 [60] - - - - 4/8
Boland et al, 2006 [27] - - - - 4/8
Faulkner et al, 2006 [21] - - - - - - - 1/8
Watson et al, 2006 [43] - - - - 4/8
McMillan & Conner, 2003 [42] - - - - - - 2/8
Snow et al, 2003 [26] - - - - - - 2/8
Newbury-Birch et al, 2002 [46] - - - - - 3/8