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NCT04198194 · ClinicalTrials.gov registry record
Apple Heart & Movement Study
A clinical trial of Prevention, sponsored by Apple.
- Active
- Registry status
- 500,000
- Enrollment target
- 1
- Study location
NCT04198194: Active study of Prevention, sponsored by Apple.
NCT04198194 is a study of Prevention that is active but no longer recruiting, run by Apple. The registered enrollment target is 500,000 participants, above the 4,538-participant average among 11 other Prevention trials with a reported enrollment target (10918% higher). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04198194, a study of Prevention, is active but no longer recruiting, sponsored by Apple.
- ACTIVE NOT RECRUITING
- Registry status
- 500,000 participants
- Enrollment target
- 1
- Study location
Study Summary
This study will look for factors that affect heart health and potentially cause deterioration in mobility or heart function. Participant's Apple Watch and iPhone can help researchers gain a better understanding of potential early warning signs. This can lead to new interventions and products that will help millions lead longer, healthier, and more active lives.
Primary Outcome
Change in number of participants with incident cardiovascular disease events (including myocardial infarction, coronary revascularization, heart failure hospitalization, stroke/TIA hospitalization, atrial fibrillation, and atrial fibrillation hospitalization), fall events, and other hospitalizations, assessed by patient report.
Conditions Studied
Interventions
- DIAGNOSTIC_TEST Predictors of events
Study Locations (1)
Massachusetts
- Brigham and Women's Hospital - Boston
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 500,000 participants |
| Start Date | 2019-11-14 |
| Est. Completion | 2025-02-28 |
What the registry record for NCT04198194 still lists
NCT04198194 is an observational study that tracks outcomes without assigning an intervention. Its 500,000 participants enrollment target places it among the larger protocols in the corpus, above the 4,538-participant average among 11 other Prevention trials with a reported enrollment target (10918% higher).
The record links to 1 condition, with Prevention appearing as the primary indexed condition, and to 1 intervention - of which Predictors of events is the first listed.
NCT04198194 reports a single indexed study location in Massachusetts.
Frequently Asked Questions
What is clinical trial NCT04198194 about?
NCT04198194 is a clinical study titled "Apple Heart & Movement Study". This study will look for factors that affect heart health and potentially cause deterioration in mobility or heart function. Participant's Apple Watch and iPhone can help researchers gain a better understanding of potential early warning signs. This can lead to new interventions and products that wi...
What is the current status of trial NCT04198194?
This trial is currently active not recruiting. The enrollment target is 500,000 participants. The study started on 2019-11-14. Estimated completion is 2025-02-28.
What conditions does trial NCT04198194 study?
This clinical trial studies the following conditions: Prevention.
What interventions are being tested in trial NCT04198194?
The interventions under investigation include: Predictors of events (DIAGNOSTIC_TEST).
Who is sponsoring clinical trial NCT04198194?
This trial is sponsored by Apple, which has 12 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT04198194 being conducted?
This trial has 1 study location across Massachusetts. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
Similar trials for Prevention
Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.
Where NCT04198194's enrollment target sits among peer trials
500,000 1st of 11 higher than 11 of 11 other Prevention trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Prevention trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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