Microvolt T-wave Alternans in Cardiac Surgery Patients

June 27, 2017 updated by: Yunseok Jeon, Seoul National University Hospital
The purpose of this study is to measure MTWA in the patients undergoing cardiac surgery and to investigate the relation between MTWA and adverse clinical outcomes.

Study Overview

Status

Completed

Conditions

Study Type

Observational

Enrollment (Actual)

224

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

20 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Patients undergoing cardiac surgery

Description

Inclusion Criteria:

  • All patients underwent cardiac surgery including coronary artery bypass graft surgery with or without cardiopulmonary bypass, cardiac valve surgery, cardiac mass excision, thoracic aorta surgery, etc.

Exclusion Criteria:

  • unavailability of the recording equipment

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Cardiac surgery

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
in hospital mortality
Time Frame: up to 3 months(during hospital stay)
in hospital death
up to 3 months(during hospital stay)

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
postoperative complication
Time Frame: up to 3 months(during hospital stay)
The secondary end points were myocardial infarction, ventricular tachycardia, atrial fibrillation, cardiogenic shock, stroke, coma, renal failure, respiratory failure, and length of stay in intensive care unit (ICU) and hospital.
up to 3 months(during hospital stay)

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Seoul National University Hospital

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

January 1, 2013

Primary Completion (Actual)

December 29, 2016

Study Completion (Actual)

December 29, 2016

Study Registration Dates

First Submitted

June 16, 2017

First Submitted That Met QC Criteria

June 27, 2017

First Posted (Actual)

June 28, 2017

Study Record Updates

Last Update Posted (Actual)

June 28, 2017

Last Update Submitted That Met QC Criteria

June 27, 2017

Last Verified

June 1, 2017

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • MTWA

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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Locations

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