NCT02554617

Brief Summary

The purpose of this study is to determine fractional exhaled nitric oxide (FeNO) level in healthy subjects among Thai populations.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
100

participants targeted

Target at P50-P75 for all trials

Timeline
Completed

Started Oct 2010

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
completed

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

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

July 18, 2010

Completed
3 months until next milestone

Study Start

First participant enrolled

October 1, 2010

Completed
4.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2015

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2015

Completed
2 months until next milestone

First Posted

Study publicly available on registry

September 18, 2015

Completed
Last Updated

May 3, 2016

Status Verified

May 1, 2016

Enrollment Period

4.7 years

First QC Date

July 18, 2010

Last Update Submit

May 2, 2016

Conditions

Normal Non-fluency

Keywords

healthy peoplefractional exhaled nitric oxide (FeNo)factors

Outcome Measures

Primary Outcomes (1)

  • fractional exhaled nitric oxide level

    10 minutes (average time ), on the day of enrollment

Eligibility Criteria

Age6 Years - 60 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64)
Sampling MethodNon-Probability Sample
Study Population

community sample

You may qualify if:

  • healthy subjects in community

You may not qualify if:

  • smoker or past history of smoking
  • asthma, allergic rhinitis, chronic respiratory disease or other chronic illness
  • history of wheezing within 12 months before enrollment
  • history of upper or lower respiratory tract infection within 6 weeks before enrollment
  • drink ethanol within 48 hours before enrollment
  • drink caffeine within day before enrollment
  • during pregnancy
  • chronic use of any drugs
  • participate other project within 30 days

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Siriraj Hospital

Bangkok, 10700, Thailand

Location

Study Officials

  • Professor Nualanong Visitsunthorn, MD

    Department of Pediatrics, Faculty of Medicine Siriraj Hospital, Mahidol University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
CASE ONLY
Time Perspective
CROSS SECTIONAL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

July 18, 2010

First Posted

September 18, 2015

Study Start

October 1, 2010

Primary Completion

June 1, 2015

Study Completion

August 1, 2015

Last Updated

May 3, 2016

Record last verified: 2016-05

Locations

TH(1)