App based education programme to reduce salt intake (AppSalt) in schoolchildren and their families in China: parallel, cluster randomised controlled trial.

BMJ · 2022 · PMC8826455 · PMID 35140061

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did not reach statistical significanceno p-value reported

In this multisite, cluster randomised controlled trial, the app based programme was feasible and effective in reducing salt intake and blood pressure in adults, but the effect on children’s salt intake was small and did not reach statistical significance.

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