Table 2.

User involvement in game design elements.

Studya	Nb	Chc	CLVd	GLe	LWf	Rg	Lh	Coi	IAj	Fk	Tl	LCm
Campbell et al, 1999 [65]												In
Yawn et al, 2000 [64]	Co	C	I	I				I	I			I
Baranowski et al, 2003 [69]		I	I	I	I	I						I
Campbell et al, 2004 [66]					I				I			I
Jago et al, 2006 [53]			I			I						I
Kato et al, 2008 [68]			I	I								I
Trepka et al, 2008 [63]			I	I								I
Thompson et al, 2009 [61]			I			I						I
Tortolero et al, 2010 [62]												I
Baranowski et al, 2011 [51]	I	I	I				I
Dias and Aganti, 2011 [67]			I, C
Sapouna et al, 2011 [58]	I, C	I, C	I	I	I, C			I, C	C			C
Swartz et al, 2011 [60]												I
Markham et al, 2012 [55]												I
Molnar and Kostkova, 2012 [56]		I
Brown et al, 2012 [52]	I		I, C
Schotland and Littman, 2012 [59]		I, C	I			I	I
Christensen et al, 2013 [70]	I, C		I, C	I, C	I, C				I
Majumdar et al, 2013 [54]	I	I	I			I		I	I			I
Song et al, 2013 (a-bp) [71]	C	C		C	C	C	I, C			C	C	C
Peskin et al, 2014 [57]												I

^aStudies are chronologically organized by publication year.

^bN: narrative.

^cCh: challenge.

^dCLV: character looks/voice.

^eGL: game world looks.

^fLW: language, wording.

^gR: rewards.

^hL: levels.

ⁱCo: controls.

^jIA: interactivity/action.

^kF: feedback.

^lT: tailoring.

^mLC: learning content.

ⁿI: user involvement as informant.

^oC: user involvement as codesigner.

^pTwo different types of games (a-b) were evaluated in this paper.