This is a registry-based, randomized, controlled clinical trial of the effect of added high-flow oxygen therapy (using the device Lumis HFT) during one year in people with long-term oxygen therapy (LTOT) for chronic obstructive pulmonary disease (COPD) or interstitial lung disease (ILD).
This is a registry-based, randomized, controlled clinical trial of patients with LTOT for COPD or ILD recruited using the Swedish National Registry for Respiratory Failure (Swedevox) in collaboration with a research network within the Swedish Respiratory Society. The trial evaluates the effect of added high-flow oxygen therapy nighttime to the regular low-flow oxygen therapy compared with regular low-flow oxygen therapy alone up to one year. The purpose of this project is to improve evidence-based treatment of people with chronic respiratory failure, currently about 2000 patients annually in Sweden, who have high risk of adverse events and mortality.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
310
Added high-flow oxygen therapy using the device Lumis HFT during nighttime and at the patient's discretion daytime, with the usual care (low-flow oxygen therapy) the rest of the time.
Standard care with low-flow oxygen therapy in accordance with clinical routine.
Research Unit, Blekinge University of Technology
Karlskrona, Blekinge County, Sweden
RECRUITINGDepartment of Heart, Lung and Clinical Physiology, Örebro University Hospital
Örebro, Sweden
RECRUITINGTime to first hospitalization or death from all causes
Time to first hospitalization or death from all causes during 1 year after randomization in people with COPD (assessed using nationwide registry data)
Time frame: 1 year
Time to first all-cause hospitalization or all-cause death
Time to first all-cause hospitalization or all-cause death in people with ILD (assessed using nationwide registry data)
Time frame: 1 year
Rate of hospitalizations or death from all causes
Rate of hospitalizations or death from all causes assessed using nationwide registry data
Time frame: 1 year
Hospitalization rate from all causes
Hospitalization rate from all causes assessed using nationwide registry data
Time frame: 1 year
Hospitalization rate from respiratory disease
Hospitalization rate from respiratory disease assessed using nationwide registry data
Time frame: 1 year
Number of hospitalized days
Number of hospitalized days from all-causes, respiratory and cardiovascular disease using nationwide registry data
Time frame: 1 year
Hospitalization rate from cardiovascular disease
Hospitalization rate from cardiovascular disease assessed using nationwide registry data
Time frame: 1 year
Number of admissions to intensive care unit (ICU)
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Number of admissions to ICU assessed using nationwide registry data
Time frame: 1 year
Number of days in ICU
Number of days in ICU assessed using nationwide registry data
Time frame: 1 year
Mortality rate from all causes
The mortality rate from all causes assessed using nationwide registry data
Time frame: 1 year
Mortality rate from respiratory disease
The mortality rate from respiratory disease assessed using nationwide registry data
Time frame: 1 year
Mortality rate from cardiovascular disease
The mortality rate from cardiovascular disease assessed using nationwide registry data
Time frame: 1 year
Time to first exacerbation
Time to first exacerbation after randomisation, defined as time to first dispensed antibiotics and/or oral corticosteroids, ED-visit or hospitalization for exacerbation assessed using self-reported and registry data
Time frame: 1 year
Number of exacerbations
Number of exacerbations of all severity assessed using self-reported and registry data
Time frame: 1 year
Incidence of cardiovascular disease
Incidence of cardiovascular disease assessed using nationwide registry data
Time frame: 1 year
Need for home mechanical ventilation
Need for starting home mechanical ventilation assessed using nationwide registry data
Time frame: 1 year
Rate of withdrawal of long-term oxygen therapy
Rate of withdrawal of long-term oxygen therapy assessed using nationwide registry data
Time frame: 1 year
Adverse events
Self-reported adverse events since study start assessed using a postal questionnaire.
Time frame: 3 and 12 months
Primary care utilization
Self-reported number of primary care contacts since the start of the study assessed using a postal questionnaire.
Time frame: 1 year
Health-related quality of life
Self-reported health-related quality of life assessed using the EuroQol Five Dimensions - Five Levels (EQ5D-5L) questionnaire.
Time frame: 3 and 12 months
Health status
Self-reported health status assessed using the and the COPD Assessment Test (CAT) questionnaire.
Time frame: 3 and 12 months
Breathlessness at exertion
Self-reported exertional breathlessness assessed using the Dyspnoea Exertion Scale (DES) questionnaire.
Time frame: 3 and 12 months
Breathlessness
Self-reported breathlessness assessed using the Dyspnea-12 questionnaire.
Time frame: 3 and 12 months
Sleep quality
Self-reported sleep quality assessed using the modified Basic Nordic Sleep Questionnaire.
Time frame: 3 and 12 months
Physical activity
Self-reported level of physical activity assessed using the modified Grimby-Frändin questionnaire.
Time frame: 3 and 12 months
Change in health status
Self-reported change in perceived health status assessed using the Global Impression of Change (GIC) scale.
Time frame: 3 and 12 months
Nasal symptoms
Self-reported nasal symptoms assessed using the modified Björklund questionnaire.
Time frame: 3 and 12 months