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Hydration, nutrition, gastrointestinal symptoms and sleep profile in 12h and 60h ultramarathons

Hydration, nutritional, gastrointestinal and sleep profile in 12h and 60h ultramarathons

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
REBEC
Registry ID
RBR-7j6d23v
Enrollment
Unknown
Registered
2023-12-04
Start date
2019-10-01
Completion date
Unknown
Last updated
2025-10-27

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

Conditions

Athletic Performance

Interventions

The objective was to analyze the pre-competition sleep quality of athletes and their support teams in a 217 km ultramarathon and its impacts on performance. This is a quantitative and qualitative fiel
V03.175.500

Sponsors

Universidade Estadual de Campinas
Lead Sponsor
Universidade Estadual de Campinas
Collaborator

Eligibility

Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Ultramarathon athletes; over 18 years old, with a minimum of 2 years of ultramarathon experience; registered in the individual category of the 217 km “Brazil 135 Ultramarathon”; Members of the athletes' support team must also be over 18 years old and support the athlete during the race

Exclusion criteria

Exclusion criteria: Volunteers who present any motor or cognitive limitation that compromises the performance of the assessments proposed in the study

Design outcomes

Primary

MeasureTime frame
It is expected that sleeping habits and sleep quality before the race, during and after the race are considered inadequate (Sleep quality index with a score equal to or greater than 5, and Daytime sleepiness score greater than 10).

Secondary

MeasureTime frame
It is expected that poorer quality sleep (Sleep quality index with a score equal to or greater than 5, and Daytime sleepiness score greater than 10) is associated with impaired sporting performance in the ultramarathon.

Countries

Brazil

Contacts

Public ContactTaísa Belli

Universidade Estadual de Campinas

taisa.belli@gmail.com+55(19)35216606

Outcome results

None listed

Source: REBEC (via WHO ICTRP) · Data processed: Feb 7, 2026