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The PERT Study - Training Factors of PERformance and Injuries (PERT)

5. november 2026 opdateret af: University Hospital, Clermont-Ferrand

The goal of this observational study was to learn about injuries in professional football players and to find out whether daily monitoring data could help predict injuries. The study followed male players from the first team and the reserve team of a French first-division professional football club over one full competitive season.

The main questions were:

How often did injuries occur among players over the season? Which day-to-day changes in routinely monitored data were linked to the onset of a new injury (all injuries combined, intrinsic and extrinsic)? Were the results similar when looking only at intrinsic injuries?

Each day, the club's staff recorded each player's physical workload during training sessions and matches using tracking technology. Players also reported how they felt, including sleep, fatigue, mood, and pain. New injuries were recorded daily by the club's medical staff. Players took part through the club's usual daily monitoring, with no additional tests or visits.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Undersøgelsestype

Observationel

Tilmelding (Faktiske)

77

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

      • Clermont-Ferrand, Frankrig
        • CHU de Clermont-Ferrand

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Barn
  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Han

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

Male football players from the first team and the reserve team of a French first-division professional football club, followed over one full competitive season.

Beskrivelse

Inclusion Criteria:

  • Male football players belonging to the first team or the reserve team of the participating French first-division professional football club during the study season

Exclusion Criteria:

  • Fewer than 20 days of available monitoring data during the season

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Observationsmodeller: COHORT
  • Tidsperspektiver: RETROSPECTIVE

Kohorter og interventioner

Gruppe / kohorte
Intervention / Behandling
Professional football players

Male players from the first team and the reserve team of a French first-division professional football club, followed daily over one full competitive season through the club's routine monitoring of external workload, self-reported wellness and injury status.

No intervention was assigned. Data came from the club's usual daily monitoring: external workload measured by tracking technology during training sessions and matches, and self-reported sleep, fatigue, mood, pain and perceived intensity.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Injury prevalence and occurrence of new injuries
Tidsramme: Daily from June 26, 2023, to May 19, 2024 (47 weeks).

Daily injury status (non-injured or injured) recorded by the club's medical staff, used to describe season-long injury prevalence.

Daily from June 26, 2023, to May 19, 2024 (47 weeks).
Player characteristics
Tidsramme: Daily from June 26, 2023, to May 19, 2024 (47 weeks).

Age (years), professional status (reserve team or professional), playing position (defender, midfielder or forward) and number of previous injuries (0, 1 or ≥2), examined as putative factors associated with injury occurrence.

Daily from June 26, 2023, to May 19, 2024 (47 weeks).
External workload
Tidsramme: Daily from June 26, 2023, to May 19, 2024 (47 weeks).

Measured by tracking technology during training sessions and matches: match exposure (yes or no), session duration (minutes), total distance covered (km), number of accelerations and decelerations per day, distance covered (m) and number of sprints per day at 80-90% and 90-100% of each player's individual maximal speed. Examined as putative factors associated with injury occurrence.

Daily from June 26, 2023, to May 19, 2024 (47 weeks).
Self-reported wellness and perceived exertion
Tidsramme: Daily from June 26, 2023, to May 19, 2024 (47 weeks).

Sleep time (hours/day), sleep quality (1 = best to 7 = worst), mood (1 = best to 7 = worst), fatigue (1 = min to 7 = max), pain (1 = min to 7 = max) and perceived exertion (1 = min to 10 = max). Examined as putative factors associated with injury occurrence.

Daily from June 26, 2023, to May 19, 2024 (47 weeks).

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Ledende efterforsker: Frédéric Dutheil, University Hospital, Clermont-Ferrand

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

1. juli 2024

Primær færdiggørelse (Faktiske)

30. maj 2025

Studieafslutning (Faktiske)

30. maj 2025

Datoer for studieregistrering

Først indsendt

2. november 2026

Først indsendt, der opfyldte QC-kriterier

5. november 2026

Først opslået (Faktiske)

9. november 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

9. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

5. november 2026

Sidst verificeret

1. oktober 2026

Mere information

Begreber relateret til denne undersøgelse

Yderligere relevante MeSH-vilkår

Andre undersøgelses-id-numre

  • 2023_DUTHEIL (PERT)

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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