Industrial noise and music sound effects on blood pressure and heart rate; a randomized trial
Not Applicable
- Conditions
- blood pressure and heart rate.Essential (primary) hypertension
Recruitment & Eligibility
- Status
- Complete
- Sex
- Male
- Target Recruitment
- 100
Inclusion Criteria
volunteer men aged 20-40 with normal blood pressure and normal hearing (verified with eudiometry).
Exclusion criteria: Consumption of anti hypertensive medication, history of cardiovascular disease or diabetes mellitus, caffeine intake within 1h before baseline measurement, smoking in 15 minutes before baseline measurement, external adrenergic stimulant consumption (such as intra nasal decongestant) and inadequate sleep during previous night
Exclusion Criteria
Not provided
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Blood Pressure. Timepoint: Every 5 minute during exposure. Method of measurement: by digital sphygmomanometer OMRON 907.;Heart rate. Timepoint: Every minutue during exposure. Method of measurement: by digital sphygmomanometer OMRON 907.
- Secondary Outcome Measures
Name Time Method Hearing transient Threshold Shift. Timepoint: just before and after exposure. Method of measurement: audiometery.