Completed OBSERVATIONAL NCT03356288

The General Breathing Record Study (GBRS)

An Observational Proof-of-concept Study to Explore the Waveform Characteristics of Tidal Breathing Carbon Dioxide (CO2), Measured Using the N-Tidal C™ Device, in Different Breathing Conditions.

Sponsor: Innovate UK

Conditions Asthma Breathlessness Heart Failure Motor Neuron Disease Pneumonia Vocal Cord Dysfunction

Updated 8 times since 2017 Last updated: Sep 19, 2018 Started: Aug 9, 2017 Primary completion: Jul 4, 2018 Completion: Jul 4, 2018

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03356288, this observational or N/A phase trial focuses on Asthma and Breathlessness and remains completed. Sponsored by Innovate UK, it has been updated 8 times since 2017, reflecting limited change activity. This study contributes longitudinal data to the cardiovascular research landscape.

Status Flow

Change History

8 versions recorded

Sep 2024 — Present [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jul 2023 — Jul 2024 [monthly]

Completed
Jan 2021 — Jul 2023 [monthly]

Completed
Oct 2018 — Jan 2021 [monthly]

Completed

Status: Recruiting → Completed

▶ Show 3 earlier versions

Jun 2018 — Oct 2018 [monthly]

Recruiting
Apr 2018 — Jun 2018 [monthly]

Recruiting

Phase: NA → None
Dec 2017 — Apr 2018 [monthly]

Recruiting NA

First recorded

Aug 2017

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Innovate UK
TidalSense

Data source: TidalSense

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Portsmouth, United Kingdom