[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100605783":3},{"organization":4,"armGroups":7,"interventions":24,"overallOfficials":30,"centralContacts":35,"locations":44,"responsibleParty":61,"collaborators":63,"id":69,"slug":12,"hasResults":70,"nctId":71,"briefTitle":72,"officialTitle":73,"acronym":74,"eligibilityCriteria":75,"healthyVolunteers":70,"sex":76,"minAge":77,"maxAge":78,"enrollmentInfo":79,"targetDuration":12,"studyType":82,"phases":83,"briefSummary":85,"conditions":86,"keywords":96,"overallStatus":46,"whyStopped":12,"lastUpdateSubmitDate":109,"lastUpdatePostDateStruct":110,"startDateStruct":113,"completionDateStruct":115,"leadSponsor":117,"locationsCount":118},{"fullName":5,"class":6},"University of Pennsylvania","OTHER",[8,13,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Control","NO_INTERVENTION","Completion of weekly grocery shopping in a version of the study store without any interventions (i.e., without marketing nudges and financial incentives)",null,{"label":14,"type":15,"description":16,"interventionNames":17},"Marketing Nudges Only","EXPERIMENTAL","Marketing nudges encouraging whole grain purchasing, including displaying whole grains (e.g., whole wheat bread, brown rice) at the top of the study's online grocery store, featuring whole grain banner displays, and offering product swaps to highlight whole grain alternatives",[18],"Behavioral: Marketing Nudges Only",{"label":20,"type":15,"description":21,"interventionNames":22},"Marketing Nudges + Dynamically Adapted Financial Incentives","Marketing nudges encouraging whole grain purchasing, including displaying whole grains (e.g., whole wheat bread, brown rice) at the top of the study's online grocery store, featuring whole grain banner displays, and offering product swaps to highlight whole grain alternatives, plus personalized financial incentives with individual incentive amounts optimized weekly based on prior whole grain purchasing behavior and engagement",[23],"Behavioral: Marketing Nudges + Dynamically Adapted Financial Incentives",[25,28],{"type":26,"name":14,"description":16,"armGroupLabels":27,"otherNames":12},"BEHAVIORAL",[14],{"type":26,"name":20,"description":21,"armGroupLabels":29,"otherNames":12},[20],[31],{"name":32,"affiliation":33,"role":34},"Sophia V Hua, PhD, MPH","Department of Medical Ethics and Health Policy, Perelman School of Medicine","PRINCIPAL_INVESTIGATOR",[36,41],{"name":37,"role":38,"phone":39,"phoneExt":12,"email":40},"Emily Dzieniszewski, MPH","CONTACT","215-898-0954","Emily.Dzieniszewski@Pennmedicine.upenn.edu",{"name":42,"role":38,"phone":12,"phoneExt":12,"email":43},"Julianna Catania, MPH","julianna.catania@pennmedicine.upenn.edu",[45],{"facility":5,"status":46,"city":47,"state":48,"zip":49,"country":50,"cosmosGeoPoint":51,"geoPoint":56,"contacts":57},"RECRUITING","Philadelphia","Pennsylvania","19104","United States",{"type":52,"coordinates":53},"Point",[54,55],-75.16362,39.95238,{"lat":55,"lon":54},[58,59,60],{"name":37,"role":38,"phone":39,"phoneExt":12,"email":40},{"name":42,"role":38,"phone":12,"phoneExt":12,"email":43},{"name":32,"role":34,"phone":12,"phoneExt":12,"email":12},{"type":62,"investigatorFullName":12,"investigatorTitle":12,"investigatorAffiliation":12,"oldNameTitle":12,"oldOrganization":12},"SPONSOR",[64,67],{"name":65,"class":66},"National Institute on Aging (NIA)","NIH",{"name":68,"class":6},"American Heart Association","100605783",false,"NCT07167004","The GRoceries Aimed at Increasing Nutrition Study","Prompting a Switch From Refined Grains to Whole Grains in an Online Grocery Store Using Marketing Nudges and Financial Incentives","GRAINS","Inclusion Criteria:\n\n* Age 45 - 70 years.\n* Able to provide consent.\n* Resident of Philadelphia, Bucks, Delaware, Chester, or Montgomery Counties in Pennsylvania.\n* Consume \\\u003C5 servings of whole grains per week.\n* Use online grocery shopping at least once per month.\n* Have access to a credit or debit card to pay for groceries purchased.\n* Have reliable internet access.\n* Speak English.\n* Penn Medicine patient diagnosed with prediabetes or diabetes (identified using ICD-10 codes R73.03, E11).\n\nExclusion Criteria:\n\n* Does not meet all the inclusion criteria.\n* Not able to speak English.\n* Not able to provide consent.","ALL","45 Years","70 Years",{"count":80,"type":81},216,"ESTIMATED","INTERVENTIONAL",[84],"NA","Only 2% of Americans meet the recommended levels of whole grain consumption, despite its association with reduced risk of type 2 diabetes. This study aims to assess if consumers with prediabetes or type 2 diabetes can be encouraged to switch from buying refined grain products to whole grain products when shopping for groceries online. The study will use personalized marketing strategies, with or without discounts which adjust based on purchasing behavior, to promote whole grain consumption.",[87,88,89,90,91,92,93,94,95],"Type 2 Diabetes","Type II Diabetes Mellitus","Type II Diabetes","Pre-diabetes","Pre-diabetic","Pre-diabetic State","Type 2 Diabetes Mellitus (T2DM)","Type 2 Diabetes Mellitus","Type 2 Diabetes (T2DM)",[97,98,99,100,101,102,103,104,105,106,107,108],"chronic disease","diabetes","diabetes mellitus","type II diabetes","type 2 diabetes","pre-diabetes","prediabetes","whole grains","behavioral economics","marketing nudges","financial incentives","food is medicine","2026-05-15",{"date":111,"type":112},"2026-05-19","ACTUAL",{"date":114,"type":112},"2025-10-14",{"date":116,"type":81},"2027-02-16",{"name":5,"class":6},1]