Effect of traffic noise on saliva cortisol and alpha amylase during driving

Evaluation of the traffic noise effect on saliva cortisol and alpha amylase during driving activity

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT2015110424875N1

Enrollment

Registered

2016-01-12

Start date

2016-04-20

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

The effect of traffic noise on secretion of cortisol and alpha amylase. -

Interventions

In order to determining the effects of noise on stress hormones, people will expose to recorded traffic noise during driving activity. The levels of stress hormones such as cortisol and alpha amylase,

Prevention

Eligibility

Sex/Gender

Male

Age

18 Years to 35 Years

Inclusion criteria

Inclusion criteria: Healthy men; aged between 18 to 35 years old; without any underlying disease and medicine consumption or smoke; having driving licence and driving experience; fill the form of participating in the project exclusion criteria: Unwillingness to continue cooperation

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Saliva level of cortisol. Timepoint: during experiments before samples be exposed with recorded traffic noise and doing driving activity. Method of measurement: by cortisol and alpha amylase kits.	—

Secondary

Measure	Time frame
Level of saliva alpha amylase. Timepoint: after finishing each level of experiment. Method of measurement: by cortisol and alpha amylase kit.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactIraj Alimohamadi

Iran University of Medical Science

alimohamadi.i@iums.ac.ir+98 21 8860 7946

Outcome results

None listed

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