NCT01665313

Brief Summary

The attention and clinical performance of physician might be decreased after outpatient clinic session compared to those measured before outpatient clinic.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
46

participants targeted

Target at P25-P50 for all trials

Timeline
Completed

Started Jul 2012

Shorter than P25 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

Study Start

First participant enrolled

July 1, 2012

Completed
7 days until next milestone

First Submitted

Initial submission to the registry

July 8, 2012

Completed
1 month until next milestone

First Posted

Study publicly available on registry

August 15, 2012

Completed
5 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 1, 2013

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

January 1, 2013

Completed
Last Updated

July 26, 2013

Status Verified

July 1, 2013

Enrollment Period

6 months

First QC Date

July 8, 2012

Last Update Submit

July 25, 2013

Conditions

Disturbance of Activity and Attention

Keywords

attention

Outcome Measures

Primary Outcomes (1)

  • difference of response time in PVT(Psychomotor vigilance task) before and after outpatient clinic session

    change from baseline in response time in PVT after opd session (average 7hours)

Secondary Outcomes (1)

  • frequency of physician's clinical mistakes during morning and afternoon session in outpatient clinic

    for the duration of opd session, average up to 7hours

Study Arms (1)

participants

Full-time faculty with morning and afternoon outpatient clinics on the same day in SNUH

Eligibility Criteria

Age30 Years - 59 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)
Sampling MethodProbability Sample
Study Population

physicians with outpatient clinic sessions in Seoul National University Hospital

You may qualify if:

  • physicians with outpatient clinic sessions in Seoul National University Hospital
  • age 30\~59
  • internal part or external part

You may not qualify if:

  • physicians who do not agree to participate in the study
  • physicians who are taking drugs known to affect the sleep/wake cycle or daytime alertness
  • physicians who have current psychiatric illness or sleep disorder

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Seoul National University Hospital

Seoul, South Korea

Location

Study Officials

  • Jae-Joon Yim, MD, PhD

    Seoul National University Hospital

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
CROSS SECTIONAL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 8, 2012

First Posted

August 15, 2012

Study Start

July 1, 2012

Primary Completion

January 1, 2013

Study Completion

January 1, 2013

Last Updated

July 26, 2013

Record last verified: 2013-07

Locations

KR(1)