[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"screen-time\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:screen-time":34},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":15,"eligibilityCriteria":16,"healthyVolunteers":17,"sex":18,"minAge":19,"maxAge":20,"enrollmentInfo":21,"targetDuration":4,"studyType":24,"phases":25,"briefSummary":27,"conditions":28,"keywords":42,"overallStatus":45,"whyStopped":4,"lastUpdateSubmitDate":46,"lastUpdatePostDateStruct":47,"startDateStruct":50,"completionDateStruct":52,"leadSponsor":54,"locationsCount":5},"100567397","a-mobile-app-to-improve-24-hour-movement-guideline-adherence-in-preschoolers-100567397",false,"NCT06667661","A Mobile App to Improve 24-Hour Movement Guideline Adherence in Preschoolers","A Home-Based Intervention to Improve Adherence to the 24-Hour Movement Guidelines in Young Children","Shining Star","Inclusion (Child):\n\n* Ages 3-4 years.\n* Parent report that they meet 0 or 1 recommendation for physical activity, sleep, and screen-time as defined by the 24-hour movement guidelines. The physical activity recommendation is defined as greater than or equal to 3 hours\u002Fday of total physical activity, including 1 hour of moderate-to-vigorous physical activity. The sleep recommendation is defined as 10-13 hours\u002Fday. The sedentary behavior recommendation is defined as less than or equal to 1 hour\u002Fday of sedentary screen-time.\n\nInclusion (Parents):\n\n* Parents must agree to use their mobile phone for the duration of the study (\\~12 weeks) and download the mobile app onto their phone.\n* The parent\u002Fcaregiver is fluent in English to participate in testing the mobile app.\n* The parent\u002Fcaregiver must be willing to travel to KUMC to complete study visits.\n\nExclusion (child):\n\n* Mobility limitations as reported by the parent.\n* Meeting two or more recommendations for physical activity, sleep, and screen-time.\n* Sibling or household member is participating or participated in the study.",true,"ALL","3 Years","4 Years",{"count":22,"type":23},80,"ESTIMATED","INTERVENTIONAL",[26],"NA","The goal of this clinical trial is to evaluate whether a home-based mHealth intervention can improve adherence to the 24-Hour Movement Guidelines in preschool-aged children (3-4 years old) who currently meet 0 or 1 of the guidelines for physical activity, sedentary behavior, and sleep. The main questions it aims to answer are:\n\n* Can the intervention increase the proportion of children meeting all three 24-Hour Movement Guidelines (physical activity, screen-time, and sleep)?\n* Is the intervention feasible for parents to implement, as measured by a parent feedback survey?\n\nResearchers will compare an intervention group to a waitlist control group to assess whether the intervention leads to increased guideline adherence.\n\nParents and Participants:\n\n* Children will wear an accelerometer to track physical activity and sleep patterns.\n* Parents will use a mobile app that delivers weekly lessons and behavior-related goals to encourage healthy movement behaviors in their children.\n* Parents will complete questionnaires on their child's movement behaviors and development at baseline, 6 weeks, and 12 weeks.\n* Additionally, children will undergo motor skills assessments, and parents will provide feedback on cognitive development and behavioral changes.",[29,30,31,32,33,34,35,36,37,38,39,40,41],"Healthy","24-Hour Movement Guidelines","Feasibility Studies","Sleep","Physical Activity","Screen Time","Sedentary Behaviors","Motor Skills","Cognition","Parent-Child Relations","Mobile Application","Health Education","Child Development",[33,43,32,41,36,44,29,30,34,35,37,38,39,40],"Sedentary Behavior","Behavioral problems","RECRUITING","2025-12-03",{"date":48,"type":49},"2025-12-11","ACTUAL",{"date":51,"type":49},"2025-01-29",{"date":53,"type":23},"2026-12-31",{"name":55,"class":56},"University of Kansas Medical Center","OTHER"]