Lifestyle Coaching for Fatigue Mitigation in Emergency Medicine Residents

December 20, 2023 updated by: Maryam S Makowski, PhD, Stanford University

Lifestyle Education and Personalized Coaching for Fatigue Mitigation in Emergency Medicine Residents: A Pilot Study

The purpose of this study is to determine whether personalized lifestyle coaching minimizes the negative impact of circadian disruption on performance and recovery in emergency medicine physician trainees during night shifts.

Study Overview

Detailed Description

The goal of this study is to examine whether a brief personalized fatigue-mitigation lifestyle coaching (PFMLC) for emergency medicine residents on overnight shifts would minimize the negative effects of circadian rhythm disruptions on performance and recovery compared to those who receive one-time passive information on lifestyle practices.

Study Type

Interventional

Enrollment (Estimated)

30

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 Contact

Study Contact Backup

Study Locations

    • California
      • Palo Alto, California, United States, 94303
        • Recruiting
        • Stanford Medicine
        • Contact:
          • Nikitha K Menon, BA
        • Principal Investigator:
          • Maryam S Makowski, PhD
        • Principal Investigator:
          • Al'ai Alvarez, MD

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

  • Adult
  • Older Adult

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • Stanford Health Care (SHC) Emergency Medicine residents (PGY 1 to 4)
  • Scheduled to work at least 3 consecutive overnight shifts at SHC Emergency Department.

Exclusion Criteria:

  • Non-Stanford Health Care (SHC) Emergency Medicine residents
  • Stanford Health Care (SHC) Emergency Medicine residents who are not rotating in Stanford Emergency Medicine Department

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: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Lifestyle Coaching and Educational Handout
Lifestyle coach-led 30-minute focused, personalized session in addition to educational handout containing lifestyle tips for fatigue mitigation in night shift workers, which will be given to all participants at the beginning of the study.
Participants will receive a one-page educational handout on strategies to minimize fatigue at the beginning of the study. Participants will also receive a 30-minute focused, personalized lifestyle coaching within a week of the initial overnight shift. The lifestyle coach will be in close contact during the night shifts.
Participants will receive a one-page educational handout on strategies to minimize fatigue at the beginning of the study
Active Comparator: Educational Handout Control
An educational handout containing lifestyle tips for fatigue mitigation in night shift workers will be given to all participants at the beginning of the study. Personalized coaching will not be offered to participants in this arm.
Participants will receive a one-page educational handout on strategies to minimize fatigue at the beginning of the study

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Mean of the 3 overnight reaction time reciprocal of the psychomotor vigilance test
Time Frame: 3 night shifts

The primary outcome of this study is psychomotor vigilance assessed by the Psychomotor Vigilance Test (PVT) measured by the PVT WorkFit iPhone app by Joggle Research by Pulsar. This test takes approximately 3 minutes to complete. The PVT is a widely used objective measure of sustained attention and reaction time, which provides valuable insights into participants' alertness and cognitive performance during different times throughout each of at least 3 consecutive night shifts.

Investigators will compare the mean of the 3 overnight Mean reaction time reciprocal (lower is desirable) of the PVT tests between the control and intervention groups.

3 night shifts
Mean of the 3 overnight number of lapses in psychomotor vigilance test
Time Frame: 3 night shifts

The primary outcome of this study is psychomotor vigilance assessed by the Psychomotor Vigilance Test (PVT) measured by the PVT WorkFit iPhone app by Joggle Research by Pulsar. This test takes approximately 3 minutes to complete. The PVT is a widely used objective measure of sustained attention and reaction time, which provides valuable insights into participants' alertness and cognitive performance during different times throughout each of at least 3 consecutive night shifts.

Investigators will compare the mean of the 3 overnight number of lapses ( lower is desirable) of the PVT test between the control and intervention groups.

3 night shifts
Mean of the 3 overnight number of false starts in the psychomotor vigilance test
Time Frame: 3 night shifts

The primary outcome of this study is psychomotor vigilance assessed by the Psychomotor Vigilance Test (PVT) measured by the PVT WorkFit iPhone app by Joggle Research by Pulsar. This test takes approximately 3 minutes to complete. The PVT is a widely used objective measure of sustained attention and reaction time, which provides valuable insights into participants' alertness and cognitive performance during different times throughout each of at least 3 consecutive night shifts.

Investigators will compare the mean of the 3 overnight number of false starts (lower is desirable) in the PVT test between the control and intervention groups.

3 night shifts
Mean of the 3 overnight Aggregate Scores of the psychomotor vigilance test
Time Frame: 3 night shifts

The primary outcome of this study is psychomotor vigilance assessed by the Psychomotor Vigilance Test (PVT) measured by the PVT WorkFit iPhone app by Joggle Research by Pulsar. This test takes approximately 3 minutes to complete. The PVT is a widely used objective measure of sustained attention and reaction time, which provides valuable insights into participants' alertness and cognitive performance during different times throughout each of at least 3 consecutive night shifts.

Investigators will compare the mean of the 3 overnight Aggregate Score (0 worst-100 best and derived from the number of lapses and false starts) of the PVT test between the control and intervention groups.

3 night shifts
Mean of the 3 overnight Stanford Sleepiness Scale
Time Frame: 3 night shifts

The Sleepiness Symptom Scale (SSS) is a validated subjective measure of sleepiness frequently used for research and clinical purposes. It evaluates sleepiness at specific moments in time using a single-item scale. Respondents select one of seven statements to indicate their level of perceived sleepiness. Score Range: The scale score ranges from 1 to 7, reflecting the varying degrees of sleepiness experienced by respondents. This test takes approximately 15 seconds to complete.

Directionality: Higher scores on the SSS represent higher perceived sleepiness, while lower scores indicate increased alertness and desirable.

Investigators will compare the mean of the 3 overnight SSS scores between the control and intervention groups

3 night shifts
Mean of the 3 overnight Noordsy-Dahle Subjective Experience Scale (NDSE)
Time Frame: 3 night shifts

Modified version of Noordsy-Dahle Subjective Experience Scale (NDSE) for healthy adults includes 8 sub-domains:

Global well-being, Delighted 1 to Terrible 7, Lower score better Anxiety: None 1 to Extreme 7, Lower score better Depression: None 1 to Extreme 7, Lower score better Energy: Tired 1 to Energized 7, Higher score better Motivation: None 1 to Strong 7, Higher score better Clarity of thought: Clouded 1 to Totally Clear 7, Higher score better Concentration: Poor 1 to Excellent 7, Higher score better Social interest: Alone 1 to With Others 7, Higher score better

This test takes approximately 90 seconds to complete. Investigators will compare the mean of the 3 overnight Noordsy-Dahle Subjective Experience Scale scores between the control and intervention groups.

3 night shifts

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Mean of total sleep hours
Time Frame: 3 weeks
Investigators will compare total sleep hours per 24-hour period during a baseline week, a night float week, and a recovery week using FitBit Versa 4, between the two groups.
3 weeks
Mean of heartrate variability
Time Frame: 3 weeks
Investigators will compare the heart rate variability per 24-hour period during a baseline week, a night float week, and a recovery week using Fitbit Versa 4, between the two groups.
3 weeks

Other Outcome Measures

Outcome Measure
Measure Description
Time Frame
Percentage change from baseline in NIH PROMIS Short Form Sleep-Related Impairment
Time Frame: 3 weeks
The NIH PROMIS Short Form Sleep-Related Impairment Scale is included as an exploratory outcome measure in this study. The Sleep-Related Impairment is designed to assess the impact of sleep-related impairment on various aspects of daily functioning and overall quality of life. Higher scores indicate greater sleep-related impairment. It takes about 1 minute to complete and will be measured at the beginning of the study and at the end of the study. Investigators will compare the percentage change from baseline between the two groups. The minimum score is 8 and the maximum is 40 and linked to T-scores ranging from 30 to 80.1. With lower scores being more favorable.
3 weeks
Percentage change from baseline in Task Load Index
Time Frame: 3 weeks
The National Aeronautics and Space Administration (NASA) Task Load Index (TLX) is included as an exploratory outcome measure in this study. The TLX is a measure of perceived workload and is used to measure cognitive load. Lower scores are more desirable. It takes about 1 minute to complete and will be measured at the beginning of the study and at the end of the study. Investigators will compare the percentage change from baseline between the two groups. The score ranges from 0 to 600 with lower scores being more favorable.
3 weeks

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Al'ai Alvarez, MD, Stanford University
  • Principal Investigator: Maryam S Makowski, PhD, Stanford University

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 (Estimated)

April 15, 2024

Primary Completion (Estimated)

December 31, 2024

Study Completion (Estimated)

December 31, 2024

Study Registration Dates

First Submitted

August 5, 2023

First Submitted That Met QC Criteria

August 22, 2023

First Posted (Actual)

August 29, 2023

Study Record Updates

Last Update Posted (Actual)

December 22, 2023

Last Update Submitted That Met QC Criteria

December 20, 2023

Last Verified

December 1, 2023

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

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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