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CompletedNCT07522307PSYTRAIL-80Updated May 26, 2026

Psychological Impact of an 80-km Ultra-Endurance Race

An observational study in Healthy Adult Participants, sponsored by Centre Hospitalier Régional d'Orléans. Completed at 1 site in France. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2026-05-26.

Sponsored by Centre Hospitalier Régional d'Orléans · Observational

Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
12
Ages
18 Years and older
Sex
All
01

Study summary

Ultra-endurance races (ultra-marathons) take place under extreme environmental conditions, over long distances, involving prolonged physical activity and multiple psychological and physiological challenges.

These extreme conditions expose runners to a wide range of emotions-both pleasant and unpleasant-that can influence their performance, fatigue, and perception of exertion.

Emotional intelligence and emotional regulation appear to be key determinants of emotional trajectories and performance in these contexts. Previous research shows that high levels of emotional intelligence and adaptive emotional regulation strategies are associated with functional emotional trajectories and better performance, whereas maladaptive strategies are linked to dysfunctional emotional trajectories and reduced performance.

Furthermore, defense mechanisms constitute a complementary approach to emotional self-regulation. They can be adaptive or maladaptive and influence how runners cope with emotions and psychological stressors during competition.

Longitudinal studies conducted to date have primarily explored post-race emotional trajectories in relation to emotional intelligence, without examining the impact of defense mechanisms on emotional dynamics during the race. Furthermore, few studies have examined the mediating role of emotional intensity between emotional regulation and perceived performance, and even fewer have adopted an approach that integrates physiological indicators such as heart rate or heart rate variability.

Thus, this study lies at the intersection of sports psychology, emotion, and physiology, and aims to fill these gaps by exploring:

  1. the influence of defense mechanisms on emotional dynamics and physical and mental fatigue during an ultra-endurance race, and
  2. the mediating role of emotional intensity on the relationship between emotional regulation and perceived performance.

The objective of this study is to examine how certain psychological mechanisms used to cope with difficult situations influence the evolution of emotions experienced by participants during and after an 80-kilometer ultra-endurance race.

Read the detailed description

A descriptive, non-interventional, longitudinal exploratory study of healthy, able-bodied participants of both sexes, based on the completion of self-administered questionnaires on a tablet before, during (kilometers 25, 38, 48, and 56) and at the finish line (80th kilometer) of the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026

02

Conditions studied

  • Healthy Adult Participants

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Keywords

  • Ultra endurance
  • Running
  • Psychological
  • Impact
03

In context

Tooth, Impacted

122 studies on the registry are indexed under Tooth, Impacted; 15 are open to participants now.

This study's enrollment of 12 is below the median of 105 across 31 observational studies indexed under Tooth, Impacted.

Browse Tooth, Impacted studies →

Lead sponsor

Centre Hospitalier Régional d'Orléans is the lead sponsor of 132 studies on the registry; 32 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes
Sampling method
Non-probability sample

Study population

Healthy, able-bodied participants of both sexes, participating to the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Individuals who have agreed to participate in the study
  • Age ≥ 18 years
  • Smartwatch capable of measuring heart rate and transmitting this data
  • Smartwatch capable of measuring heart rate and transmitting this data
  • Participation in the "Ecotrail de Paris Ile de France 80 kilometers" ultra trail taking place on March 21, 2026.

Exclusion criteria

Exclusion Criteria:

  • Persons under legal guardianship or conservatorship
  • Persons under judicial protection
  • Persons deprived of liberty
  • Persons not enrolled in a social security system
  • Persons not enrolled in a social security system
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
12 participants (actual)
Patient registry
No

Groups and cohorts

  • Healthy, able-bodied participants of both sexes, participating to the "Ecotrail de Paris Ile de Fran

    Other: Completion on a tablet of self-administered questionnaires about their emotions/feelings before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer)

Interventions

  • OtherCompletion on a tablet of self-administered questionnaires about their emotions/feelings before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer)

    Completion on a tablet of self-administered questionnaires about their emotions/feelings before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer) of the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026.

06

What researchers measure

Primary outcomes

  1. Defense mechanisms will be assessed before the race using the Defense Style Questionnaire - 26 (DSQ-26). Emotional intensity will be assessed before the race, during the race (at the 25-, 38-, 48-, and 56-kilometer marks), and at the finish line.

    Defense Style Questionnaire - 26 (DSQ-26). Scale from 1 to 6, with 1 being "never" and 6 "always".

    Time frame: Before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer) of the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026.

Secondary outcomes

  1. Evaluation of physical and mental fatigue before, during and after the race

    Physical and mental fatigue will be assessed before the race, during the race (at the 25-, 38-, 48-, and 56-kilometer marks), and at the finish line (80-kilometer mark) using a visual analog scale. Scale from 0 to 10 with 10 being the worst score.

    Time frame: Before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer) of the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026.

  2. Exploration of the relationships between emotional regulation strategies and runnners' perceived performance

    Emotional regulation will be assessed before the race using the Cognitive Emotion Regulation Questionnaire (CERQ). Scale from 1 to 5 with 1 being "never" and 5 being "always". Perceived performance will be measured using a performance satisfaction item during the race (kilometers 25, 38, 48, and 56) and at the finish line (80th kilometer).

    Time frame: Before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer) of the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026.

  3. Exploration of emotion regulation strategies and runners' perceived exertion

    Perceived exertion will be assessed using the perceived exertion scale (Borg CR10 - modified version) during the race (at 25, 38, 48, and 56 kilometers) and at the finish line (80th kilometer). Scale from 1 to 10 with 10 being the worst score.

    Time frame: Before, during (kilometers 25, 38, 48, and 56), and at the finish line (80th kilometer) of the "Ecotrail de Paris Ile de France 80 kilometers" ultra-trail race taking place on March 21, 2026.

07

Study locations

1 site
  • Centre Hospitalier Universitaire d'Orléans
    Orléans, Loiret 45100, France
08

References and documents

Publications

  • Alquraini H, Auchus RJ. Strategies that athletes use to avoid detection of androgenic-anabolic steroid doping and sanctions. Mol Cell Endocrinol. 2018 Mar 15;464:28-33. doi: 10.1016/j.mce.2017.01.028. Epub 2017 Jan 24. PubMed 28130115 ↗
  • Karlsson EM, Johnstone LT, Carey DP. The depth and breadth of multiple perceptual asymmetries in right handers and non-right handers. Laterality. 2019 Nov;24(6):707-739. doi: 10.1080/1357650X.2019.1652308. Epub 2019 Aug 9. PubMed 31399020 ↗
  • Ivarsson A, Andersen MB, Stenling A, Johnson U, Lindwall M. Things we still haven't learned (so far). J Sport Exerc Psychol. 2015 Aug;37(4):449-61. doi: 10.1123/jsep.2015-0015. PubMed 26442774 ↗
  • Bowins B. Psychological defense mechanisms: a new perspective. Am J Psychoanal. 2004 Mar;64(1):1-26. doi: 10.1023/B:TAJP.0000017989.72521.26. PubMed 14993839 ↗
  • Bond M. Empirical studies of defense style: relationships with psychopathology and change. Harv Rev Psychiatry. 2004 Sep-Oct;12(5):263-78. doi: 10.1080/10673220490886167. PubMed 15590575 ↗
  • Cece V, Lienhart N, Nicaise V, Guillet-Descas E, Martinent G. Longitudinal Sport Motivation Among Young Athletes in Intensive Training Settings: Using Methodological Advances to Explore Temporal Structure of Youth Behavioral Regulation in Sport Questionnaire Scores. J Sport Exerc Psychol. 2019 Feb 1;41(1):24-35. doi: 10.1123/jsep.2017-0194. Epub 2019 Mar 25. PubMed 30909847 ↗
  • Levillain G, Martinent G, Nicolas M. Longitudinal trajectories of intensity and direction of emotions among athletes in sports competitions: do defense mechanisms matter? Anxiety Stress Coping. 2025 Jul;38(4):379-393. doi: 10.1080/10615806.2024.2394800. Epub 2024 Aug 30. PubMed 39211985 ↗
  • Pearson H. Physiology: freaks of nature? Nature. 2006 Dec 21;444(7122):1000-1. doi: 10.1038/4441000a. No abstract available. PubMed 17183290 ↗
  • Noakes TD. The limits of endurance exercise. Basic Res Cardiol. 2006 Sep;101(5):408-17. doi: 10.1007/s00395-006-0607-2. Epub 2006 Aug 18. PubMed 16915533 ↗

Individual participant data

Plan to share: Undecided

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Ran from Mar 2026 to primary completion in Mar 2026, 0 months.

How these figures are worked out, and which studies are left out of them.

Registered
Mar 30, 2026
First posted
Apr 13, 2026
StartActual
Mar 21, 2026
Primary completionActual
Mar 21, 2026
CompletionActual
Mar 21, 2026
Last update
May 26, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on May 26, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07522307
Responsible party
Sponsor
First posted
Apr 13, 2026
Start date
Mar 21, 2026
Primary completion
Mar 21, 2026
Completion
Mar 21, 2026
Last update
May 26, 2026

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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