Is a Single Daily Session Combining HS + Physio Sufficient to Obtain Long-term Clinical Benefits in Bronchiectasis?

NCT ID: NCT04905992

Last Updated: 2021-06-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

50 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-07-01

Study Completion Date

2023-12-31

Brief Summary

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The present study will aim to find out whether a home treatment in people with bronchiectasis consisting of a single daily session to facilitate expectoration (combining nebulization of hypertonic saline (HS) at 6% followed by airway clearance techniques) is at least as effective as performing two sessions per day following the same process in each of the sessions, during a period of 6 months.

Detailed Description

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A non-inferiority randomised clinical trial (single-blind) will be conducted. At least 50 participants will be recruited from the outpatient clinics of the Hospital Clinic in Barcelona and the Clinical University Hospital in Zaragoza. The experimental group will nebulize once/day the hypertonic saline (HS) solution followed by airway clearance exercises (15 min) for 6 months. The control group will follow the same procedure, but the frequency of the sessions will be twice a day (reference as usual clinical practice). The main study outcomes will be: (1) cough severity (primary endpoint), symptoms and quality of life; (2) functional exercise capacity; (3) time to first exacerbation and total number of exacerbations; (4) indirect measures of mucociliary transport (rheology and concentration of solids in sputum samples); (5) inflammatory parameters; (5) tolerance, safety and adherence to treatment. Measurements will be taken at baseline (prior to randomization), at 1 month, 3 months, and 6 months. Finally, hypothesis testing will be performed using a linear mixed model (2x3) of repeated measures, establishing a priori a margin of non-inferiority.

Conditions

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Bronchiectasis Airway Clearance Impairment

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

A non-inferiority randomized clinical trial (single-blinded assessor).
Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors
The assessors in charge of the measures will be blind to the group assignment of participants until the study has been completed

Study Groups

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Single daily session (Hypertonic saline + airway clearance techniques)

The experimental group will perform a daily session at home including nebulisation of 5 mL of hypertonic saline (at 6%) followed by 15 min of airway clearance techniques (oscillating positive expiratory pressure therapy) for 6 months.

Group Type EXPERIMENTAL

Hypertonic saline at 6%

Intervention Type OTHER

Participants will start the sessions by inhaling a short-acting bronchodilator or an anticholinergic to avoid the presence of bronchospasm during nebulisation. The hypertonic solution (at 6%) will be administered through the Turbo Boy nebuliser (Pari®). The intervention will take place at home.

Airway clearance techniques (oscillating positive expiratory pressure therapy)

Intervention Type OTHER

Following nebulisation, participants will perform airway clearance techniques using an oscillating positive expiratory pressure device for at least 15 minutes. The intervention will take place at home

Twice daily session (Hypertonic saline + airway clearance techniques)

The control group will perform two daily sessions at home involving nebulisation of 5 mL of hypertonic saline (at 6%) followed by 15 min of airway clearance techniques (oscillating positive expiratory pressure therapy) for 6 months.

Group Type ACTIVE_COMPARATOR

Hypertonic saline at 6%

Intervention Type OTHER

Participants will start the sessions by inhaling a short-acting bronchodilator or an anticholinergic to avoid the presence of bronchospasm during nebulisation. The hypertonic solution (at 6%) will be administered through the Turbo Boy nebuliser (Pari®). The intervention will take place at home.

Airway clearance techniques (oscillating positive expiratory pressure therapy)

Intervention Type OTHER

Following nebulisation, participants will perform airway clearance techniques using an oscillating positive expiratory pressure device for at least 15 minutes. The intervention will take place at home

Interventions

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Hypertonic saline at 6%

Participants will start the sessions by inhaling a short-acting bronchodilator or an anticholinergic to avoid the presence of bronchospasm during nebulisation. The hypertonic solution (at 6%) will be administered through the Turbo Boy nebuliser (Pari®). The intervention will take place at home.

Intervention Type OTHER

Airway clearance techniques (oscillating positive expiratory pressure therapy)

Following nebulisation, participants will perform airway clearance techniques using an oscillating positive expiratory pressure device for at least 15 minutes. The intervention will take place at home

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

1. 18 years or older
2. a total score less than 16 on the Leicester Cough Questionnaire
3. chronic daily expectoration over at least 3 months
4. being in a period of clinical stability during the previous 4 weeks
5. presenting a forced expiratory volume in 1 second (FEV1) value greater than 40% of predicted or \>1 L
6. obtaining informed consent.

In addition, all participants will have had to satisfactorily pass the tolerability tests, which will be performed twice: i) on the first day; ii) and the following week.

Exclusion Criteria

1. having received nebulised mucoactive treatment during the previous year
2. frequent haemoptysis (≥ 2 times/month)
3. diagnosis or suspicion of cystic fibrosis by genetic study or sweat test
4. being under active treatment for nontuberculous mycobacteria (NTM)
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Hospital Clinic of Barcelona

OTHER

Sponsor Role collaborator

Universidad San Jorge

OTHER

Sponsor Role collaborator

Hospital Clínico Universitario Lozano Blesa

OTHER

Sponsor Role lead

Responsible Party

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Beatriz Herrero-Cortina

PhD Beatriz Herrero Cortina

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Victoria Alcaraz-Serrano

Role: PRINCIPAL_INVESTIGATOR

Hospital Clinic of Barcelona

Beatriz Herrero-Cortina

Role: PRINCIPAL_INVESTIGATOR

Hospital Clínico Universitario Lozano Blesa

Locations

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Hospital Clinic

Barcelona, , Spain

Site Status

Beatriz Herrero Cortina

Zaragoza, , Spain

Site Status

Countries

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Spain

Central Contacts

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Beatriz Herrero-Cortina

Role: CONTACT

34653051357

Facility Contacts

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Beatriz Herrero-Cortina

Role: primary

Other Identifiers

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HS_nonInferiority

Identifier Type: -

Identifier Source: org_study_id

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