Head, Katharine J.; Noar, Seth M.; Iannarino, Nicholas T.; … - In: Social Science & Medicine 97 (2013) C, pp. 41-48
, intervention, and methodological moderators. Meta-analytic procedures were used to compute and aggregate effect sizes. The overall … with greater intervention efficacy. No significant differences were found between text-only interventions and interventions … over the course of the intervention were more successful than interventions that used a fixed message frequency. We discuss …