Zuyue Zhang, Yalan Lv, Qingmao Rao, Chunlv Ye, Ting Cheng, Mengyao Jiang, Li Bai, Xiaorong Hou
Framing Effects and Evidence Type: Influence on the Persuasive Effect of Myopia Prevention Messages Among Elementary School Students in China
Frontiers in public health
theory planned behavior tpb recognized effective theory behavior change aim present study investigate impact two tpbbased educational interventions oral selfexamination ose behavior related tpb constructs among adults tehran iran 2022 randomized controlled trial involved 400 healthy individuals recruited 20 urban comprehensive health centers southern part tehran iran health centers randomly assigned two control powerpoint intervention whatsapp groups 200 individuals group control group recipient routine care participants received 20minute lecture powerpoint presentation pamphlet intervention group recipient additional intervention alongside routine care participants educated messages images whatsapp along monthly group discussions data collected baseline well 1 3month followups using structured questionnaire outcomes assessed included ose behavior related tpb constructs intention attitude subjective norm perceived behavioral control linear logistic generalized estimating equations gee regression models used evaluate impact interventions stata version 17 total participants 151 3775 men mean standard deviation sd ages powerpoint whatsapp groups 3989 1372 3945 1390 respectively ose related tpb constructs showed significant differences groups 1month postintervention assessment effect powerpoint significant shortterm one month methods showed similar effectiveness three months specifically relation ose tpb constructs 3month postintervention assessment significant increases ose 2863 intention 147 attitude 066 subjective norm 282 perceived behavioral control 119 groups p 0001 present study provides evidence effectiveness educational interventions improving ose tpb constructs three months therefore tpbbased educational methods recommended designing implementing interventions aimed preventing oral cancer trial protocol registered iranian registry clinical trials irct 04032022 registration number irct20220221054086n1