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Williams, S. L.; French, D. P. – Health Education Research, 2011
There is convincing evidence that targeting self-efficacy is an effective means of increasing physical activity. However, evidence concerning which are the most effective techniques for changing self-efficacy and thereby physical activity is lacking. The present review aims to estimate the association between specific intervention techniques used…
Descriptors: Physical Activities, Self Efficacy, Physical Activity Level, Effect Size
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Fukkink, Ruben Georges; Trienekens, Noortje; Kramer, Lisa J. C. – Educational Psychology Review, 2011
This meta-analysis demonstrates that the video feedback method has a statistically significant effect on the interaction skills of professionals in a range of contact professions. The aggregate effect, calculated on the basis of 217 experimental comparisons from 33 experimental studies involving a total of 1,058 people, was 0.40 standard deviation…
Descriptors: Feedback (Response), Meta Analysis, Evaluation Methods, Interpersonal Competence