noise annoyance due to occupational exposure to noise. Occupational exposure to noise
Conditions
Interventions
Intervention 1: intervention group :On first shift
those parts of the factory which are exposed to noise over 85 dB, 85 workers are randomly chosen by draw, based on the workers numbers.After describing the procedure and purpose of research, their con
Sponsors
Iran University of Medical Sciences
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Work in Pinak manufacturing co. Exposure to sound greater than 85 dB Work experience at least 1 year No hearing loss above 25 dB Agree to enter the study
Exclusion criteria
Exclusion criteria: Lack of employment in Pinak manufacturing co. Exposure to noise less than 85 dB Work experience less than 1 year Hearing loss greater than 25 dB Unwillingness to enter the study
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Noise annoyance, score of ISO 15666 questionnaire. Timepoint: Measuring the noise annoyance (Before intervention) and 2 months after the intervention. Method of measurement: ISO 15666 questionnaire.;Knowledge, information and understanding about noise and hearing protection devices are used. Timepoint: Measuring knowledge (Before intervention) and 2 months after the intervention. Method of measurement: Researcher-made questionnaire Knowledge Attitude Practices study related to noise.;Attitude - A more or less constant condition of the mental system that reflects a person's stimulating sensation of something like hearing loss. Timepoint: Measuring attitude (Before intervention) and 2 months after the intervention. Method of measurement: Researcher-made questionnaire Knowledge Attitude Practices study related to noise.;Practice - The perception and understanding of the worker himself. Timepoint: Measuring practice (Before intervention) and 2 months after the intervention. Method of measurement: Researcher-made questionnaire Knowledge Attitude Practices study related to noise.;Training - The purpose of education is an activity that aims to increase the Knowledge of individuals with a view to changing attitudes and practices. Timepoint: Measurement of knowledge ,attitude and practice (before intervention) and 2 months after intervention. Method of measurement: Researcher-made questionnaire Knowledge Attitude Practices study related to noise. | — |
Secondary
| Measure | Time frame |
|---|---|
| Noise annoyance, score of ISO 15666 questionnaire. Timepoint: Measuring the noise annoyance (Before intervention) and 2 months after the intervention. Method of measurement: ISO 15666 questionnaire. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactDr Irajhd alimohammadi
Iran University of Medical Sciences
Outcome results
None listed