AzTrials
AzTrials

Obstructive Sleep ApneaNCT02423681

A Comparison of CPAP With and Without Humidification: A Pilot Study

A study testing ThermoSmart and Without ThermoSmart in people with Obstructive Sleep Apnea, run by Fisher and Paykel Healthcare at 1 site in United Kingdom.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
Search all trials

Trial summary

To compare a group of patients with our standard treatment of continuous positive airway pressure (CPAP) and another group of patients with CPAP and a humidifier attached. The therapy cost and the successfulness of the treatment will be measured. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Obstructive Sleep Apnea
What is being tested?
ThermoSmart and Without ThermoSmart
Type of treatment
Medical device
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
20 participants
Where
1 siteUnited Kingdom
Study dates
Jun 2015to Oct 2016
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Older than 18 years of age
  • Diagnosed with OSA (obstructive sleep apnea) and eligible for CPAP treatment under local requirements (NICE guidelines: AHI (apnea hypopnea index) ≥ 15, or AHI > 5 with significant daytime sleepiness)
  • Naïve to CPAP therapy, i.e. have not been prescribed, or used CPAP in the last 5 years.
  • Fluent in spoken and written English

Who cannot join

  • Significant uncontrolled cardiac disease, as per the principal investigator's discretion
  • Co-existing lung disease, as per the principal investigator's discretion
  • Co-existing sleep disorder, such a predominant central sleep apnoea
  • Pregnancy
  • Participants that are unable or unwilling to give informed consent.

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Lung Function and Sleep Unit, St George's Hospital

    London

Other trials in United Kingdom

About this study

Official title: Evaluation of Overall Therapy Cost Comparing First Intention and Second Intention Heated Humidification for CPAP: A Pilot Study.

To compare a group of patients with our standard treatment of continuous positive airway pressure (CPAP) and another group of patients with CPAP and a humidifier attached. The therapy cost and the successfulness of the treatment will be measured. A humidifier is a water chamber that is currently added to CPAP only if the patients needs it.

Being tested
ThermoSmart, Without ThermoSmart
Medical subject headings
Sleep Apnea, Obstructive

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • ThermoSmartDevice

    Heated humidification as first intention (HH1st) with ThermoSmart

  • Without ThermoSmartDevice

    ThermoSmart is switched off

Study groups in NCT02423681
Study groupRoleWhat they receive
Heated humidification as first intention (HH1st)Active comparatorSubjects receive heated humidification as first intention with ThermoSmart
Receives: Device: ThermoSmart
Non-heated humidificationPlacebo comparatorSubjects will receive no humidification. However they can be switched to the humidification group if patients complains of nasal dryness, congestion, nose bleed or if they had significant leak that cannot be resolved by two changes of mask.
Receives: Device: Without ThermoSmart

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Overall cost of equipment

    (cost of equipment required for CPAP therapy, including CPAP device and mask, and all related consumables

    Measured: 6 months

  2. Number and type of additional interventions

    The number and type of additional interventions (masks, nasal steroids) and the associated cost

    Measured: 6 months

  3. Duration of appointments

    Time spent with/on each patient (i.e preparation and follow-up time as well as appointment time)

    Measured: 6 months

  4. Number of unplanned follow-ups

    number of unplanned follow-ups

    Measured: 6 months

Secondary outcomes (7)
  1. Adherence to therapy

    Compliance data from the device

    Measured: 6 months

  2. Therapy Acceptance

    Number of withdrawals and drop out from the therapy

    Measured: 6 months

  3. Apnea Hypopnea Index (AHI)

    AHI to measure the treatment efficacy

    Measured: 6 months

  4. Leak

    Total system leak from the device

    Measured: 6 months

  5. Side effects and symptoms reported

    Any side effects and symptoms reported with the therapy

    Measured: 6 months

  6. Self-reported satisfaction

    Self-reported satisfaction via treatment questionnaires

    Measured: 6 months

  7. Patient sleeping environment temperature and humidity

    The temperature and humidity of the patient's environment as measured by a humidity logger

    Measured: 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Apr 2015 (estimated)
  2. Study startJun 2015
  3. Primary completionOct 2016
  4. Study completionOct 2016

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Health services research
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02423681
Sponsor's protocol ID
CIA-101
Status last verified
Feb 2017
First submitted
15 Apr 2015
Last updated
15 Feb 2017
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A study testing ThermoSmart and Without ThermoSmart in people with Obstructive Sleep Apnea, run by Fisher and Paykel Healthcare at 1 site in United Kingdom.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 15 Feb 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United Kingdom. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Overall cost of equipment (time frame: 6 months). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Feb 2017.

Free account

Log in to keep searching

You’ve used your 3 free searches. AzTrials is free: log in or create a free account to keep searching clinical trials and save the ones you want to follow.

Create a free accountLog in