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Investigating the effect of environmental intervention on fatigue and job performance of furnace workers

The impact of a thermal stress control intervention on the fatigue and job performance of workers in the furnace unit within the mineral wool insulation manufacturing industry

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20241201063909N1
Enrollment
60
Registered
2025-06-27
Start date
2025-06-22
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

Examining the fatigue and job performance of workers before and after heat stress control.

Interventions

Intervention group: Furnace unit workers. By examining the complete conditions of the work environment, engineering intervention includes: 1- Installing a chamber 2- Installing an air conditioner. In

Sponsors

Esfahan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Not using drugs or cigarettes not taking medications such as heart, blood pressure, antidepressants, and sedatives not taking any medication for treatment purposes not having diseases such as cardiovascular, respiratory problems, musculoskeletal disorders, sleep disorders, epilepsy, diabetes no history of heatstroke no history of frostbite no history of any heat-related diseases and disorders having a normal body mass index (BMI) (between 18.5 and 25 kg/m2) having at least 1 year or more of work experience in the field of firefighting and firefighting

Exclusion criteria

Exclusion criteria: Worker's unwillingness to participate in research Failure to fully answer all questions in the questionnaires

Design outcomes

Primary

MeasureTime frame
Fatigue. Timepoint: The interval between the intervention before and after the intervention is 1 month. Method of measurement: Questionnaire.;Job performance. Timepoint: The interval between the intervention before and after the intervention is 1 month. Method of measurement: Questionnaire.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSamira Barakat jazi

Esfahan University of Medical Sciences

samirabarakat.ohs@gmail.com+98 31 4571 0376

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026