Remote Pulmonary Function Testing in Amyotrophic Lateral Sclerosis (Pilot)

July 22, 2020 updated by: Zachary Simmons, Milton S. Hershey Medical Center
The specific objective of this study is to validate the practice of remote pulmonary function testing (rPFT) conducted in the home through the use of connected mobile health devices and the Penn State Hershey ALS Telemanagement program.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

The specific objective of this study is to validate the practice of remote pulmonary function testing (rPFT) conducted in the home through the use of connected mobile health devices and the Penn State Hershey ALS Telemanagement program. The central hypothesis is that guided home assessment of respiratory function is a valid method for detecting respiratory insufficiency leading to noninvasive ventilation (NIV) recommendation. This study has the potential to transform the current practice of conducting breathing assessments every three months, resulting in timelier detection of respiratory insufficiency, thereby staining quality of life and lengthening survival. This protocol has the potential to demonstrate telemanagement exceeding the standards of ALS care.

This is a self-controlled study which will enroll 40 patients from the ALS clinic. On the day of their clinical visit, study participants will perform both a standard PFT as well as a simulated rPFT, both generating three valid repetitions of forced vital capacity (FVC) and maximal inspiratory pressure (MIP) procedures. The simulated rPFT will mimic the practice of home telemonitoring by having patients be instructed by a respiratory therapist over the telemanagement portal while in a research room within the ALS clinic. The primary hypothesis is that there is no difference in the results of PFT and rPFT for respiratory assessment of FVC and MIP.

Study Type

Interventional

Enrollment (Actual)

49

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Pennsylvania
      • Hershey, Pennsylvania, United States, 17033
        • Hershey Medical Center ALS Clinic

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (ADULT, OLDER_ADULT)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Part 1

Patients:

  1. Possess a diagnosis of definite, probable, probable laboratory-supported, or possible ALS by revised El Escorial research criteria [Brooks2000].
  2. Be 18 years of age or older.
  3. Have a caregiver available to participate in the study

Caregivers:

  1. Be 18 years of age or older, of either gender.
  2. Be able and willing to provide informed consent.

Respiratory Therapist

  1. Be a member of the Hershey Medical Center ALS multidisciplinary care team.
  2. Be able and willing to provide verbal informed consent after receiving a summary explanation of research (SER).

Part 2 imposes additional inclusion criteria for patients only.

Patients:

4) Symptom onset within the last three years. 5) Have a computer and home internet service sufficient for engaging in telemedicine sessions.

6) Have a second device capable of downloading the spirometer application from an app store (Android- or iOS-based smartphone or tablet).

Exclusion Criteria:

  • Exclusion criteria are the same for both parts of the study.

Patients:

  1. Use of NIV or diaphragm pacer at time of obtaining informed consent.
  2. FVC ≤50% predicted or MIP > -60 cm H2O.
  3. ALS Functional Rating Scale (ALSFRS-R) [Cedarbaum1999] score on day of screening of ≥2 on items for speech, swallowing, and salivation. These items are indicators of bulbar dysfunction, which limits the reliability of PFT administration.
  4. Cognitive impairment, as judged by the ALS clinic neurologist, that prevents participation in the study.

Caregivers: None

Respiratory Therapists: None

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: HEALTH_SERVICES_RESEARCH
  • Allocation: NA
  • Interventional Model: SINGLE_GROUP
  • Masking: NONE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
EXPERIMENTAL: remote PFT (rPFT) validation
Subjects in this arm perform both standard and remote PFT assessments in order to validate the procedure.
Telemedicine delivery of pulmonary function testing in ALS, including Forced Vital Capacity (FVC) and Maximal Inspiratory Pressure (MIP)
Standard clinical delivery of pulmonary function testing in ALS, including Forced Vital Capacity (FVC) and Maximal Inspiratory Pressure (MIP)

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Standard PFT - Forced Vital Capacity
Time Frame: One administration - 10 minutes
Respiratory therapist will administer three valid maneuvers of forced vital capacity (FVC) The best FVC value is the outcome.
One administration - 10 minutes
Standard PFT - Maximal Inspiratory Pressure
Time Frame: One administration - 10 minutes
Respiratory therapist will administer three valid maneuvers of maximal inspiratory pressure (MIP). The best MIP value is the outcome.
One administration - 10 minutes
Remote PFT - Forced Vital Capacity
Time Frame: One administration - 10 minutes
Respiratory therapist will use the telehealth interface to guide the patient and caregiver to self-administer three valid FVC maneuvers. The best FVC value is the outcome.
One administration - 10 minutes
Remote PFT - Maximal Inspiratory Pressure
Time Frame: One administration - 10 minutes
Respiratory therapist will use the telehealth interface to guide the patient and caregiver to self-administer three valid MIP maneuvers. The best MIP value is the outcome.
One administration - 10 minutes

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Patient and Caregiver Reported Outcomes
Time Frame: 10 minute survey administered following completion of standard and remote PFT of Part 1

Survey responses from the patient/caregiver pair. Likert-type scales are used to generate subscores pertaining to: General Acceptability, Forced Vital Capacity Acceptability, and Maximal Inspiratory Pressure Acceptability.

Subscales (evaluated separately):

General Acceptability [0-5 (worst-best)] Forced Vital Capacity Acceptability [0-5 (worst-best) Maximal Inspiratory Pressure Acceptability [0-5 (worst-best)]

10 minute survey administered following completion of standard and remote PFT of Part 1
Therapist Reported Outcomes
Time Frame: 10 minute survey administered following completion of standard and remote PFT of Part 1

Survey responses from the respiratory therapist. Likert-type scales are used to generate subscores pertaining to: General Acceptability, Forced Vital Capacity Acceptability, and Maximal Inspiratory Pressure Acceptability.

Subscales (evaluated separately):

General Acceptability [0-5 (worst-best)] Forced Vital Capacity Acceptability [0-5 (worst-best) Maximal Inspiratory Pressure Acceptability [0-5 (worst-best)]

10 minute survey administered following completion of standard and remote PFT of Part 1

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (ACTUAL)

November 1, 2017

Primary Completion (ACTUAL)

September 30, 2019

Study Completion (ACTUAL)

September 30, 2019

Study Registration Dates

First Submitted

June 30, 2017

First Submitted That Met QC Criteria

July 7, 2017

First Posted (ACTUAL)

July 11, 2017

Study Record Updates

Last Update Posted (ACTUAL)

August 7, 2020

Last Update Submitted That Met QC Criteria

July 22, 2020

Last Verified

July 1, 2020

More Information

Terms related to this study

Other Study ID Numbers

  • STUDY00006924part1

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

No plan at this time to share data with other researchers

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

Yes

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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