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Figure 1 | International Journal of Behavioral Nutrition and Physical Activity

Figure 1

From: A systematic review of three approaches for constructing physical activity messages: What messages work and what improvements are needed?

Figure 1

Results of literature search. Mode of message delivery: studies were excluded if the mode of message delivery was via mass media or required more than minimal contact; study design: studies were excluded if the study did not evaluate an appropriate outcome (i.e., physical activity, intentions or self-efficacy), the intervention was complex and prevented the isolation of message effects or no message was delivered.

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