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Physical Activity PromotionNCT03837366

Evaluating Motivational Interviewing and Habit Formation to Enhance the Effect of Activity Trackers on Physical Activity

A study testing Activity tracker and health coaching in people with Physical Activity Promotion, run by Laura Ellingson-Sayen.

Completed

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

Official record
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Trial summary

Wearable fitness monitors are increasingly popular but the actual utility of these devices for promoting physical activity behavior is unknown. The purpose is to examine the efficacy of the Fitbit monitor for previously inactive individuals when used alone or following brief training in behavior change strategies and… Read more about this study

Who is it for?
Ages 24 to 60 yearsHealthy volunteers can take part
Conditions the study is for
Physical Activity Promotion
What is being tested?
Activity tracker and health coaching
Could I receive a placebo?
No, everyone receives an active treatment
How many people
91 participants
Where
No sites listed yet
Study dates
11 Jun 2015to 3 Mar 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 24 to 60 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Not meeting physical activity guidelines

Who cannot join

  • Meeting physical activity guidelines
  • Injury or condition that limits mobility

About this study

Official title: Evaluating Motivational Interviewing and Habit Formation to Enhance the Effect of Activity Trackers on Healthy Adults' Activity Levels: A Randomized Intervention

Wearable fitness monitors are increasingly popular but the actual utility of these devices for promoting physical activity behavior is unknown. The purpose is to examine the efficacy of the Fitbit monitor for previously inactive individuals when used alone or following brief training in behavior change strategies and techniques. Psychosocial factors will be assessed and changes in physical activity will be monitored over three months to determine the efficacy of this intervention and to better understand individual differences in effectiveness.

Read the detailed description

The objective for this pilot study is to determine the efficacy of the Fitbit Charge wearable fitness monitor alone or in combination with additional behavior change strategies for increasing physical activity in inactive adults. A secondary objective is to assess the influence of psychosocial factors (e.g. self-efficacy, self-regulation, habit formation) on the effectiveness of this type of behavior change intervention. The central hypothesis is that use of the Fitbit will increase physical activity from baseline and that adding additional strategies will enhance this effect. This hypothesis is based on previous research demonstrating that continuous self- monitoring (using wearable technology) is effective in promotion of weight-loss in overweight and obese adults. This objective will be addressed through pursuing the following specific aims.

Aim 1: To determine the efficacy of using the Fitbit to increase physical activity behaviors and improve health markers in inactive adults. The working hypothesis is that wearing a Fitbit for 3 months will increase physical activity and improve health markers from baseline to follow-up in inactive adults.

Aim 2: To compare the efficacy of the Fitbit alone to the Fitbit in combination with behavior change strategies for increasing physical activity and improving psychosocial factors in inactive adults. The working hypothesis is that using the Fitbit along with behavior change strategies will lead to greater improvements in physical activity and psychosocial factors (self- motivation, self-regulation, self-efficacy, and social support) than using the Fitbit alone.

Aim 3: To assess the influence of individual differences in psychosocial variables on changes in physical activity over the intervention. The working hypothesis is that higher levels of self- motivation, self-regulation, self-efficacy, and social support at baseline will be predictive of greater improvements in physical activity over the intervention, regardless of group assignment.

Being tested
Activity tracker and health coaching
Keywords
Activity tracker, Physical Activity, mHealth, habit, Motivational Interviewing
Medical subject headings
Motor Activity, Habits

What participants receive

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

  • Activity tracker and health coachingBehavioural

    Also called Fitbit

    Use of an activity tracker alone or in combination with health coaching on physical activity behaviors.

Study groups in NCT03837366
Study groupRoleWhat they receive
Activity Tracker with Health CoachingExperimentalParticipants assigned to this condition will receive a Fitbit activity tracker to use for 3 months. Also, they will be asked to come in for a visit approximately one week following baseline assessments. Using the principles of Motivational Interviewing and Habit Formation, participants will discuss their perceived benefits and barriers of becoming more physically active with a member of the research team. They will also be encouraged to set a goal related to using their Fitbit to increase their physical activity. Lastly, they will be given information regarding habit formation and encouraged to identify one or more cues that regularly occur in their daily life to check their Fitbit data as a prompt to engage in physical activity.
Receives: Behavioral: Activity tracker and health coaching
Activity Tracker aloneActive comparatorParticipants assigned to this condition will use their Fitbit on their own for the duration of 3- month intervention, similar to the experience of participants buying the device off-the-shelf.
Receives: Behavioral: Activity tracker and health coaching

What is being measured

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

  1. Steps

    Average steps accumulated per day assessed via the activPAL

    Measured: 3 months

  2. Moderate and Vigorous Physical Activity

    Average minutes per day assessed via a combination of activPAL and ActiGraph

    Measured: 3 months

Secondary outcomes (1)
  1. Habit Development

    Measured via the Automaticity Index of the Self-Reported Habit Index. The Self-Reported Habit Index consists of 12 items and the Automaticity Subscale includes 4 of these 12. Each item is scored on a 5-point (0-4) Likert scale with anchors ranging from strongly disagree (0) to strongly agree (4). As such, scores for the Automaticity Index range from 0-16 with higher scores indicating stronger habits.

    Measured: 3 months

Timeline

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

  1. First posted12 Feb 2019
  2. Study start11 Jun 2015
  3. Primary completion3 Mar 2016
  4. Study completion3 Mar 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
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Model description
Participants are randomized to one of two groups. One group received an activity tracker and the other received an activity tracker in combination with Health Coaching.
Masking
Single blind
Who is masked
Outcomes assessor
Enrolment
91 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03837366
Sponsor's protocol ID
LEllingson_Fitbit_Intervention
Status last verified
Feb 2019
First submitted
7 Feb 2019
Last updated
15 Feb 2019
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Ellingson LD, Lansing JE, DeShaw KJ, Peyer KL, Bai Y, Perez M, Phillips LA, Welk GJ. Evaluating Motivational Interviewing and Habit Formation to Enhance the Effect of Activity Trackers on Healthy Adults' Activity Levels: Randomized Intervention. JMIR Mhealth Uhealth. 2019 Feb 14;7(2):e10988. doi: 10.2196/10988.

    PubMed 30762582

Questions about this trial

What is this clinical trial studying?

A study testing Activity tracker and health coaching in people with Physical Activity Promotion, run by Laura Ellingson-Sayen.

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 1 inclusion and 2 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 2019. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. 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?

Steps (time frame: 3 months). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03837366, which also lists 1 linked publication.

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 2019.

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