Table 3.

Quality indicator assessment for single subject research designs

Study Name	Participant characteristics	IV	Baseline	DV	Visual analysis	Experimental control	IOA	Kappa	Fidelity	Blind raters	Generalisation or maint	Social validity	Overall
Barretto et al. (2006)	U	H	U	H	H	H	E	N	N	N	N	E	Weak
Barkaia et al. (2017)	A	H	A	H	A	A	E	N	E	N	N	E	Weak
Benson et al. (2017)	U	H	U	H	A	A	E	E	E	N	N	E	Weak
Gibson et al. (2010)	U	H	H	H	H	H	E	N	E	N	N	E	Weak
Higgins et al. (2017)	A	H	U	H	U	U	E	N	E	N	E	E	Weak
Machalicek et al. (2009b)	U	H	U	H	H	H	E	N	N	N	N	E	Weak
Machalicek et al. (2010)	A	H	U	H	A	U	E	N	N	N	E	E	Weak
Machalicek et al. (2016)	U	H	U	H	U	U	E	N	E	N	N	E	Weak
Machalicek et al. (2009a)	U	H	U	H	U	U	E	N	E	N	N	E	Weak
Meadan et al. (2016)	U	H	A	H	A	A	E	N	E	E	E	E	Weak
Neely et al. (2016)	H	H	A	H	H	H	E	N	E	N	E	E	Adequate
Simacek et al. (2017)	U	H	A	H	H	H	E	N	E	N	E	E	Weak
Suess et al. (2014)	U	H	U	H	U	U	E	N	E	N	N	E	Weak
Suess et al. (2016)	U	H	U	H	A	A	E	N	N	N	N	E	Weak
Vismara et al. (2012)	U	H	A	H	A	H	E	E	E	E	E	E	Weak
Vismara et al. (2013)	U	H	A	H	U	U	E	E	E	E	E	E	Weak
Wacker et al. (2013a)	H	H	U	H	A	A	E	N	E	N	N	E	Weak
Wacker et al. (2013b)	U	H	A	H	A	A	E	N	N	N	N	E	Weak
Wainer and Ingersoll (2015)	U	H	H	H	A	A	E	N	E	N	E	E	Weak
Wilczynski et al. (2017)	U	H	U	H	U	U	N	N	E	N	N	E	Weak

IV independent variable, U unacceptable, E evidence of DV dependent variable, A acceptable, N no evidence of IOA interobserver agreement, H high, Gen/Main generalisation/maintenance