NCT03993587

Brief Summary

In the present study, the cross-sectional area of subclavian vein, and the depth of the SCV from the skin are assessed in different head positions (neutral, rotation to ipsilateral or contralateral sides) and different shoulder positions (neutral or lowered) in spontaneous breathing obese adults.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
26

participants targeted

Target at below P25 for all trials

Timeline
Completed

Started Aug 2019

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

First Submitted

Initial submission to the registry

June 17, 2019

Completed
3 days until next milestone

First Posted

Study publicly available on registry

June 20, 2019

Completed
2 months until next milestone

Study Start

First participant enrolled

August 20, 2019

Completed
11 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 30, 2020

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 30, 2020

Completed
Last Updated

March 29, 2021

Status Verified

March 1, 2021

Enrollment Period

11 months

First QC Date

June 17, 2019

Last Update Submit

March 25, 2021

Conditions

Normal Volunteers

Outcome Measures

Primary Outcomes (1)

  • Cross-sectional area of subclavian vein

    Cross-sectional area of subclavian vein is assessed.

    through the completion of assessment, an average of 1 hr

Secondary Outcomes (1)

  • Depth of subclavian vein from skin

    through the completion of assessment, an average of 1 hr

Interventions

Ultrasound assessment of vesselsOTHER

Subclavian vein and related structures are examined using ultrasonography

Eligibility Criteria

Age19 Years+
Sexall
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Healthy obese adults (BMI ≥ 30)

You may qualify if:

  • Healthy obese adults (BMI ≥ 30)

You may not qualify if:

  • Medication affecting vascular elasticity History of central venous catheterization or clavicle fracture History of lung surgery, operation of chest cage

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

SMG-SNU Boramae Medical Center

Seoul, South Korea

Location

Study Officials

  • Jin-Young Hwang, MD, PhD

    SMG-SNU Boramae Medical Center

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
CASE ONLY
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Associate professor

Study Record Dates

First Submitted

June 17, 2019

First Posted

June 20, 2019

Study Start

August 20, 2019

Primary Completion

June 30, 2020

Study Completion

June 30, 2020

Last Updated

March 29, 2021

Record last verified: 2021-03

Data Sharing

IPD Sharing
Will not share

Locations

KR(1)