Table 1.

Conceptual constructs underpinning the research design.

Theoretical construct		BCTa	Intervention components
			5 A’s counseling (both groups)	Pedometer	EAM
Self-Determination Theory
	Autonomy	Goal-setting/intention formation	X		X
		Provide information on consequences of behavior in general	X		X
		Barrier identification/problem solving			X
		Action planning	X		X
	Competence	Provide feedback on performance	X	X	X
		Provide instruction	X		X
		Teach to use prompts/cues			X
		Self-control: Prompt self-monitoring of behavior		X	X
	Relatedness	Facilitate social comparison			X
		Social support	X		X

^a BCTs described are associated with Self-Determination Theory constructs based on previous research [22,44-46].