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A Decentralized Study to Evaluate Physical Activity and Cough Frequency Using Wearable Technology in Cystic Fibrosis

A Phase 4 Decentralized Pilot Study With Wearable Technology in Cystic Fibrosis Subjects 18 Years of Age and Older Taking Commercial Elexacaftor/Tezacaftor/Ivacaftor

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04923464
Enrollment
51
Registered
2021-06-11
Start date
2021-06-30
Completion date
2021-12-20
Last updated
2022-01-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cystic Fibrosis

Brief summary

This study will evaluate the performance of wearable technology in cystic fibrosis (CF) participants taking commercial Elexacaftor (ELX)/Tezacaftor (TEZ)/Ivacaftor (IVA) utilizing a fully decentralized trial design.

Interventions

None listed

Sponsors

Vertex Pharmaceuticals Incorporated
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Forced expiratory volume in 1 second (FEV1) value greater than or equal to (≥) 30 percent predicted * Participants with an approved CF transmembrane conductance regulator gene (CFTR) genotype according to respective regional labels Key

Exclusion criteria

* History of solid organ or hematological transplantation * Non-ambulatory status Other protocol defined Inclusion/

Design outcomes

Primary

MeasureTime frame
Compliance With Actigraphy Wearable Device Measured as Percentage of Time a Participant is Wearing the Actigraphy Wearable DeviceFrom Day 1 up to Week 12

Secondary

MeasureTime frameDescription
Number of Steps per day and Variability in Number of Steps per day Over TimeFrom Day 1 up to Week 12Number of steps will be reported as mean and variability will be reported as standard deviation (SD).
Number of Coughs per day and Variability in Number of Coughs per day Over TimeFrom Day 1 up to Week 12Number of coughs will be reported as mean and variability will be reported as SD.
Time Spent Above Sedentary Physical Activity per day and Variability in Time Spent Above Sedentary Physical Activity per day Over TimeFrom Day 1 up to Week 12Time spent above sedentary physical activity will be reported as mean and variability will be reported as SD.
Time Spent in Moderate-to-Vigorous Physical Activity per day and Variability in Time Spent in Moderate-to-Vigorous Physical Activity per day Over TimeFrom Day 1 up to Week 12Time spent in moderate-to-vigorous physical activity will be reported as mean and variability will be reported as SD.
Compliance With Cough Measurement Device Measured as Percentage of Time a Participant is Wearing the Cough Measurement DeviceFrom Day 1 up to Week 12
Total Activity Count per day and Variability in Total Activity Count per day Over TimeFrom Day 1 up to Week 12Total activity count will be reported as mean and variability will be reported as SD.
Best 6-Minute Effort (B6ME) and Variability in B6ME Over TimeFrom Day 1 up to Week 12B6ME will be reported as mean and variability will be reported as SD.
Sleep Efficiency and Variability in Sleep Efficiency Over TimeFrom Day 1 up to Week 12Sleep efficiency measurements will be performed using wearable technology which include a wrist-worn actigraphy sensor. Sleep efficiency will be reported as mean and variability will be reported as SD.
Time Spent in Continuous Walking Bouts per day and Variability in Time Spent in Continuous Walking Bouts per day Over TimeFrom Day 1 up to Week 12Time spent in continuous walking bouts will be reported as mean and variability will be reported as SD.

Countries

United Kingdom, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026