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Accepted for/Published in: JMIR Medical Informatics

Date Submitted: Mar 24, 2024
Date Accepted: Jun 24, 2025

The final, peer-reviewed published version of this preprint can be found here:

Home Monitoring Delivered Through the Emergency Department for Outpatients With COVID-19: COVID19@Home Aachen Pilot Cohort Study

Niekrenz L, Hübel C, Plata C, Biermann H, Leber C, Schütze LS, Holtz S, Köhler SM, Deutsch K, Dauletbayev N, Kuhn S, Müller BS, Cornelissen C, Koczulla R, Rohde G, Vogelmeier CF, Brokmann JC, Dreher M

Home Monitoring Delivered Through the Emergency Department for Outpatients With COVID-19: COVID19@Home Aachen Pilot Cohort Study

JMIR Med Inform 2025;13:e58364

DOI: 10.2196/58364

PMID: 40966603

PMCID: 12445781

Home monitoring delivered through the emergency department in outpatients with COVID-19: COVID19@Home Aachen - a pilot cohort study and lessons learned

  • Lukas Niekrenz; 
  • Christian Hübel; 
  • Christopher Plata; 
  • Henning Biermann; 
  • Claas Leber; 
  • Lisa Sophie Schütze; 
  • Svea Holtz; 
  • Susanne Maria Köhler; 
  • Kim Deutsch; 
  • Nurlan Dauletbayev; 
  • Sebastian Kuhn; 
  • Beate Sigrid Müller; 
  • Christian Cornelissen; 
  • Rembert Koczulla; 
  • Gernot Rohde; 
  • Claus Franz Vogelmeier; 
  • Jörg Christian Brokmann; 
  • Michael Dreher

ABSTRACT

Background:

As part of the ‘Netzwerk Universitaetsmedizin’ cooperation in Germany, non-supervised home monitoring without the support of a virtual ward has been established in various patient care settings (primary care practices / rehabilitation center / emergency department in tertiary care). On a trial basis, we strived for an approach for pandemic management and preparedness in the current health care system. Here we report our lessons learned and a viewpoint on home monitoring delivered through the emergency department from the perspective of a tertiary care provider.

Objective:

This article presents our experiences, lessons learned, and viewpoint on home monitoring delivered through the emergency department in outpatient COVID-19 patients from the perspective of a tertiary care provider.

Methods:

We offered patients who had been tested positive for SARS-CoV-2 and received acute care in the outpatient setting the opportunity to perform a non-supervised home monitoring using Bluetooth-enabled devices (temperature, oxygen saturation and blood pressure measuring sensors) and a smartphone app. After inclusion, the patients were encouraged to measure their vital signs for at least 28 days. The collected data could be made available for regular treatment by the patient, provided by appropriate primary care physicians or the customary ambulatory healthcare system. After the end of the study phase, patients were contacted for a semi-structured interview.

Results:

Between May 2021 and May 2022, 828 patients with COVID-19 were treated at our emergency department. 262 patients were directly discharged after initial assessment into ambulatory isolation. 25 patients were offered the opportunity of non-supervised home monitoring. 15 persons successfully activated the devices and 9 patients from this group performed more than one measurement using the app. These 9 patients used the devices for 15.8 days on average. The patients reached for interviews reported various difficulties to set up the devices but were very pleased to use the home monitoring concept and experienced the measurement option as an additional security.

Conclusions:

Providing non-supervised home monitoring to COVID-19 outpatients through a single contact in an emergency department of a tertiary hospital without additional personnel is not the optimal approach. Overall, physician-patient relationship seems to be a critical success factor for patient-led home monitoring in acute COVID-19. Clinical Trial: The study was registered at the German Clinical Trials Register (ID DRKS00025123).


 Citation

Please cite as:

Niekrenz L, Hübel C, Plata C, Biermann H, Leber C, Schütze LS, Holtz S, Köhler SM, Deutsch K, Dauletbayev N, Kuhn S, Müller BS, Cornelissen C, Koczulla R, Rohde G, Vogelmeier CF, Brokmann JC, Dreher M

Home Monitoring Delivered Through the Emergency Department for Outpatients With COVID-19: COVID19@Home Aachen Pilot Cohort Study

JMIR Med Inform 2025;13:e58364

DOI: 10.2196/58364

PMID: 40966603

PMCID: 12445781

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