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

ABSTRACT:

Objective

To determine whether a smartphone application based education programme can lower salt intake in schoolchildren and their families.

Design

Parallel, cluster randomised controlled trial, with schools randomly assigned to either intervention or control group (1:1).

Setting

54 primary schools from three provinces in northern, central, and southern China, from 15 September 2018 to 27 December 2019.

Participants

592 children (308 (52.0%) boys; mean age 8.58 (standard deviation 0.41) years) in grade 3 of primary school (about 11 children per school) and 1184 adult family members (551 (46.5%) men; mean age 45.80 (12.87) years).

Intervention

Children in the intervention group were taught, with support of the app, about salt reduction and assigned homew

SUBMITTER: He FJ 

PROVIDER: S-EPMC8826455 | biostudies-literature | 2022 Feb

REPOSITORIES: biostudies-literature