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Table 1 Experimental design of the selected studies

From: Protocols for cognitive enhancement. A user manual for Brain Health Services—part 5 of 6

Author Year Refs Nb of groups Interv. group Active Ctrl Passive Ctrl
Cheng 2018 [31] 2 1 1 0
Innes 2018 [32] 2 1 1 0
Kwok 2013 [33] 2 1 1 0
Oh 2018 [34] 3 1 1 1
Pereira-Morales 2018 [35] 3 2 1 0
Small 2006 [36] 2 1 0 1
Smart 2016 [37] 2 1 1 0
Barnes 2013 [38] 4 3 1 0
Boa Sorte Silva 2018 [39] 2 1 1 0
Fabre 1999 [40] 4 3 0 1
Lautenschlager 2008 [41] 2 1 1 0
Andrewes 1996 [42] 2 1 1 0
Cohen-Mansfield 2015 [43] 3 1 2 0
Fairchild & Scogin 2010 [44] 2 1 0 1
Frankenmolen 2018 [45] 2 1 1 0
Hoogenhout 2012 [46] 2 1 0 1
McEwen 2018 [47] 2 1 1 0
Pike 2018 [48] 3 2 1 0
Scogin 1985 [49] 2 1 0 1
Valentijn 2005 [50] 3 2 0 1
van Hooren 2007 [51] 2 1 0 1
Youn 2011 [52] 2 1 0 1