NCT07270627

Brief Summary

The aim of the study is to describe professional exposures and health events among French military firefighters (both active-duty personnel and veterans) and identify potential relationships between the exposome (the total history of occupational and personal exposures) and health status in these populations. The study is based on a self-administered questionnaire that collects retrospective and present information about exposures and health conditions.

Trial Health

65
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
15,000

participants targeted

Target at P75+ for all trials

Timeline
7mo left

Started Jan 2026

Shorter than P25 for all trials

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Progress38%
Jan 2026Dec 2026

First Submitted

Initial submission to the registry

September 10, 2025

Completed
3 months until next milestone

First Posted

Study publicly available on registry

December 8, 2025

Completed
24 days until next milestone

Study Start

First participant enrolled

January 1, 2026

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 31, 2026

Completed
8 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2026

Expected
Last Updated

December 8, 2025

Status Verified

November 1, 2025

Enrollment Period

3 months

First QC Date

September 10, 2025

Last Update Submit

November 26, 2025

Conditions

Keywords

Occupational exposurehealthmilitaryexposomeoccupational

Outcome Measures

Primary Outcomes (1)

  • To identify associations between occupational and environnment exposures and the health status reported by current and former military firefighters,

    To identify associations between occupational and environnment exposures and the health status reported by current and former military firefighters, through difference in prevalence of the health events (muscoskelatal, psychologic, cardiovascular... ) studied between those exposed to one or more risk factors (chemical/ physical/ psychological) and those not exposed to these factors.

    Period at enrollment in the study (from January 2026 to March 2026) of Health outcome (with retrospective assessment of exposure in the past as firefighter).

Study Arms (2)

Active-duty firefighters (military)

Active-duty firefighters who will be considered several subgroups according exposure studied.

Veteran firesoldiers

Veteran firesoldiers who will partitioned in several subgroups according exposure studied.

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Active-duty personnel from Paris firefighters brigade as a whole. Veterans from Paris firefighters brigade with known email address.

You may qualify if:

  • Active-duty or veteran military personnel from French Paris firefighter brigade.
  • Aged at least 18.
  • Not opposed to participate to the study

You may not qualify if:

  • Opposition to participate
  • veterans under legal protection

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Health Risk Behaviors

Condition Hierarchy (Ancestors)

Health BehaviorBehavior

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 10, 2025

First Posted

December 8, 2025

Study Start

January 1, 2026

Primary Completion

March 31, 2026

Study Completion (Estimated)

December 1, 2026

Last Updated

December 8, 2025

Record last verified: 2025-11

Data Sharing

IPD Sharing
Will not share

(security and regulation)