# Accuracy of Commercially Available Heart Rate Monitors in Athletes

> **NCT03612063** · NA · COMPLETED · sponsor: **The Cleveland Clinic** · enrollment: 50 (actual)

## Conditions studied

- Heart Rate Monitors
- Athletes Heart

## Interventions

- **DEVICE:** Fitbit Iconic HR and Garmin Vivosmart HR
- **DEVICE:** Fitbit Iconic HR and TomTom Spark 3
- **DEVICE:** Garmin Vivosmart HR and TomTom Spark 3
- **DEVICE:** Fitbit Iconic HR and Apple Watch III
- **DEVICE:** Apple Watch III and Garmin Vivosmart HR
- **DEVICE:** Apple Watch III and TomTom Spark 3

## Key facts

- **NCT ID:** NCT03612063
- **Lead sponsor:** The Cleveland Clinic
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-07-24
- **Primary completion:** 2018-12-13
- **Final completion:** 2018-12-13
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2019-04-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03612063

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03612063, "Accuracy of Commercially Available Heart Rate Monitors in Athletes". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT03612063. Licensed CC0.

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