[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100562998":3},{"organization":4,"armGroups":7,"interventions":26,"overallOfficials":32,"centralContacts":49,"locations":59,"responsibleParty":77,"collaborators":81,"id":87,"slug":88,"hasResults":89,"nctId":90,"briefTitle":91,"officialTitle":91,"acronym":92,"eligibilityCriteria":93,"healthyVolunteers":94,"sex":95,"minAge":96,"maxAge":97,"enrollmentInfo":98,"targetDuration":32,"studyType":101,"phases":102,"briefSummary":104,"conditions":105,"keywords":109,"overallStatus":61,"whyStopped":32,"lastUpdateSubmitDate":115,"lastUpdatePostDateStruct":116,"startDateStruct":119,"completionDateStruct":121,"leadSponsor":123,"locationsCount":124},{"fullName":5,"class":6},"Beth Israel Deaconess Medical Center","OTHER",[8,15,22],{"label":9,"type":10,"description":11,"interventionNames":12},"Cuff-based ambulatory blood pressure monitor sequence","EXPERIMENTAL","Participants will be randomized 1:1 to wear (A) the Spacelabs ambulatory blood pressure monitor on the first day and ABPMPro ambulatory blood pressure monitor on the second day or (B) ABPMPro ambulatory blood pressure monitor on the first day then Spacelabs ambulatory blood pressure monitor on the second day.",[13,14],"Device: ABPMPro","Device: Spacelabs Ambulatory Blood Pressure Monitoring",{"label":16,"type":10,"description":17,"interventionNames":18},"Left versus right upper limb","Participants will be randomized to wear the Aktiia cuffless blood pressure device on either the left upper limb versus the right upper limb on the first day. On the second day, the Aktiia blood pressure device will be switched to the other arm which did not get randomized on the first day. Another wristband (LiveMetric versus Bpro) will be worn on the contralateral arm.",[19,20,21],"Device: Aktiia Blood Pressure","Device: LiveMetric","Device: Bpro",{"label":23,"type":10,"description":24,"interventionNames":25},"Wristband sequence (first day versus second day)","Participants will be randomized 1:1 to wear (A) the LiveMetric wristband on the first day and Bpro wristband on the second day or (B) Bpro wristband on the first day then LiveMetric wristband on the second day. The arm side (i.e., right or left) will be determined by the Aktiia cuffless blood pressure device randomization on the first day. For the second day, the Aktiia cuffless blood pressure device will be worn on the arm opposite the first day with the other device (LiveMetric versus Bpro) worn on the contralateral arm.",[19,20,21],[27,33,37,41,45],{"type":28,"name":29,"description":30,"armGroupLabels":31,"otherNames":32},"DEVICE","ABPMPro","This is an upper arm, cuff-based intermittent ambulatory BP device. This device has an internal activity and body position sensor which gathers information about sleep-wake estimation.",[9],null,{"type":28,"name":34,"description":35,"armGroupLabels":36,"otherNames":32},"Spacelabs Ambulatory Blood Pressure Monitoring","This is an upper arm cuff-based device with tubing for continuous ambulatory BP monitoring with a unique activity sensor that correlate with patient movement activity with blood pressure changes.",[9],{"type":28,"name":38,"description":39,"armGroupLabels":40,"otherNames":32},"Aktiia Blood Pressure","This is a wrist cuff-based device which uses an optical sensor (photoplethysmography sensor) to gather data from the arteries under the skin surface. Aktiia has an upper arm cuff device which is used for calibration once every month to provide a baseline blood pressure reading.",[16,23],{"type":28,"name":42,"description":43,"armGroupLabels":44,"otherNames":32},"LiveMetric","This is a wrist cuff-based applanation tonometry continuous ambulatory BP device. This device has automatic self-calibration and comes in various sizes.",[16,23],{"type":28,"name":46,"description":47,"armGroupLabels":48,"otherNames":32},"Bpro","This is a wrist cuff-based wireless oscillometric, continuous ambulatory BP device. It has applanation tonometry at the wrist with Pulse wave analysis. This device needs calibration with a brachial cuff BP measurement.",[16,23],[50,55],{"name":51,"role":52,"phone":53,"phoneExt":32,"email":54},"Stephen P. Juraschek, MD, PhD","CONTACT","617-754-1416","sjurasch@bidmc.harvard.edu",{"name":56,"role":52,"phone":57,"phoneExt":32,"email":58},"Fredrick Larbi Kwapong, MD, MPH","781-975-4920","flarbikw@bidmc.harvard.edu",[60],{"facility":5,"status":61,"city":62,"state":63,"zip":64,"country":65,"countryCode":66,"cosmosGeoPoint":67,"geoPoint":72,"contacts":73},"RECRUITING","Boston","Massachusetts","02215","United States","US",{"type":68,"coordinates":69},"Point",[70,71],-71.05977,42.35843,{"lat":71,"lon":70},[74],{"name":75,"role":52,"phone":76,"phoneExt":32,"email":54},"Stephen Juraschek, MD, PhD","6177541416",{"type":78,"investigatorFullName":79,"investigatorTitle":80,"investigatorAffiliation":5,"oldNameTitle":32,"oldOrganization":32},"SPONSOR_INVESTIGATOR","Stephen Juraschek","Principal Investigator",[82,85],{"name":83,"class":84},"National Institutes of Health (NIH)","NIH",{"name":86,"class":84},"National Heart, Lung, and Blood Institute (NHLBI)","100562998","wearable-evaluation-of-ambulatory-readings-for-blood-pressure-100562998",false,"NCT06610448","Wearable Evaluation of Ambulatory Readings for Blood Pressure","WEAR-BP","Inclusion Criteria:\n\n* Age 18 to 100 years\n* All neighborhoods in Boston area\n* Be able to walk with two limbs and have two arms\n* Willing and able to complete required measurement procedures\n* Able to provide informed consent\n\nExclusion Criteria:\n\n* Failure to receive informed consent\n* Arm circumference of more than 50cm",true,"ALL","18 Years","100 Years",{"count":99,"type":100},100,"ESTIMATED","INTERVENTIONAL",[103],"NA","The purpose of this project is to compare the performance and validity of novel wearable technologies that measure blood pressure (BP) and physical activity with a Spacelabs Ambulatory Blood Pressure Monitoring (ABPM) device.",[106,107,108],"Normal Blood Pressure","Controlled Hypertension","Uncontrolled Hypertension",[110,111,112,113,114],"Cuff-based BP device","Cuffless BP device","ABPM","Blood Pressure","Hypertension","2026-06-09",{"date":117,"type":118},"2026-06-11","ACTUAL",{"date":120,"type":118},"2025-06-06",{"date":122,"type":100},"2027-07-01",{"name":79,"class":6},1]