儿童饮食运动行为干预中手机 APP 使用的依从性及影响因素

Objective To study the compliance and associated factors of smartphone application APP usage in childhood dietary and exercise intervention. Methods Based on one childhood intervention of diet and exercise in Beijing Changzhi of Shanxi Province and Urumqi of Xinjiang Province 694 children and their primary caregivers in the intervention group were investigated regarding usage of APP during the intervention. Compliance of APP usage was evaluated by the click times of APP and Logistic regression models were used to analyze influencing factors of the compliance. Results The median interquartile range click times of APP in the four modules information dissemination behavior monitoring homework uploading and feedback were 10 5 21 20 14 26 7 4 10 26 15 53 respectively. Multivariable logistic regression analysis found that compliance of APP usage was higher among subjects in Changzhi region OR = 1.67 95%CI = 1.12-2.48 whose primary caregiver was mother OR = 1.55 95%CI = 1.09-2.22 or whose mother did not work OR = 0.47 95%CI = 0.31-0.74 . Conclusion Compliance of APP usage was generally high in the childhood intervention of diet and exercise. Some factors are associated with compliance of APP usage. Findings of the study provide a scientific basis for better implementation of APPbased childhood interventions of diet and exercise in the future.