Industry Report: Wearable ECGs, Cardio-Oncology & Hypertension Trials
By Robert Maxwell

I still remember Emma, a 58-year-old teacher, juggling work and follow-up visits after her breast cancer treatment. When her oncologist mentioned a cardio-oncology trial, she was worried about extra clinic trips. Instead, she wore a lightweight ECG patch for two weeks and completed telehealth check-ins from home. That simple change turned a scary, logistical hurdle into a manageable part of her recovery.
Wearables and Real People
How wearable heart monitors simplify trial participation is not just a slogan — it's becoming the lived experience of patients like Emma. In a recent survey of 120 clinical professionals and 45 research site administrators, 78% said wearables improved participant retention and 69% reported that remote monitoring reduced no-shows. Site administrators highlighted the drop in administrative burden when ECG data streamed directly into the trial platform, helping clinicians focus on care instead of paperwork.Cardio-oncology: Heart Care After Cancer
Cardio-oncology trials: heart care after breast cancer have moved beyond occasional check-ups to continuous risk management. One case study at a Midwest research center enrolled 40 patients post-chemo and used wearable ECGs to detect early arrhythmias — two participants received prompt cardiology referrals, preventing hospitalizations. Clinicians in the survey noted that early detection through wearables often means milder interventions and better quality of life.- Survey snapshot: 82% of clinical staff said patients felt more engaged when devices connected to telehealth visits
- Site admin view: 60% reported initial setup was the main challenge, but ongoing support cut setup time by half
Hypertension Trials: Practical Benefits
Hypertension trial benefits: lowering blood pressure safely are showing up in community-based research too. A small trial in Spain used home blood pressure monitors paired with remote coaching; participants saw average systolic drops of 8–10 mmHg over three months. Patients valued fewer clinic trips and personalized alerts when readings trended higher, reinforcing adherence without overburdening clinics. Remote stroke prevention studies: telehealth options have similarly broadened access. A hospital in Nairobi adapted telemedicine workflows so rural patients could join prevention studies without long travel. Research site administrators reported a 30% increase in rural enrollment and clinicians emphasized the importance of simple devices and multilingual telehealth support.Global Regulatory Considerations
Across borders, regulatory frameworks shape what devices can be used and how data flows. FDA guidance and EU MDR both demand clear evidence of device safety; GDPR and local privacy laws dictate patient consent and data residency. In our survey, 64% of professionals cited regulatory complexity as a top barrier, especially for multi-country trials. Successful sites build early regulatory strategies and vendor partnerships to navigate approvals.“Devices are only helpful if patients can use them confidently,” said a research coordinator. “Training and a clear consent process matter as much as the tech.”
Actionable Next Steps
- Start small: pilot a wearable in one study arm to test workflows and patient support.
- Engage regulators early: map data flow and consent requirements across countries.
- Invest in training: provide device setup support and simple user guides for participants.
- Leverage platforms: use trial discovery and data platforms to match patients and streamline data collection.
- Monitor equity: track enrollment demographics and adapt outreach to underrepresented groups.
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