Social media-based interventions for improving vaccine uptake, reducing hesitancy, and combating misinformation: a comprehensive systematic review and meta-analysis of RCT.

BMC Public Health · 2026 · PMC13151271 · PMID 41904410

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did not reach statistical significancep < 0.001actually significant

Pooled analysis showed that social media-based health promotion interventions were associated with a modest improvement in these outcomes; however, this did not reach statistical significance (combined risk ratio [RR] = 1.18, 95% CI: 0.95–1.45; I2 = 79.1%, p < 0.001) (Fig. 4 ).

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