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Kelcey, Ben; Shen, Zuchao – Health Education Research, 2017
A key consideration in planning studies of community-based HIV education programs is identifying a sample size large enough to ensure a reasonable probability of detecting program effects if they exist. Sufficient sample sizes for community- or group-based designs are proportional to the correlation or similarity of individuals within communities.…
Descriptors: Foreign Countries, Educational Planning, Community Programs, Acquired Immunodeficiency Syndrome (AIDS)
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McQuillin, Samuel D.; Lyons, Michael D. – Advances in School Mental Health Promotion, 2016
This study evaluated the efficacy of an intentionally brief school-based mentoring program. This academic goal-focused mentoring program was developed through a series of iterative randomized controlled trials, and is informed by research in social cognitive theory, cognitive dissonance theory, motivational interviewing, and research in academic…
Descriptors: Mentors, Middle School Students, Randomized Controlled Trials, Self Efficacy