NCT05113706

Brief Summary

The study aims to investigate bystanders' emotional stress state in out-of-hospital cardiac arrest (OHCA) emergency calls and the association with the quality of dispatcher-assisted cardiopulmonary resuscitation (DA-CPR).

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
1,100

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Sep 2018

Typical duration for all trials

Geographic Reach
1 country

1 active site

Status
unknown

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

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 1, 2018

Completed
3.2 years until next milestone

First Submitted

Initial submission to the registry

October 28, 2021

Completed
12 days until next milestone

First Posted

Study publicly available on registry

November 9, 2021

Completed
4 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 10, 2022

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

March 10, 2022

Completed
Last Updated

March 14, 2022

Status Verified

February 1, 2022

Enrollment Period

3.5 years

First QC Date

October 28, 2021

Last Update Submit

February 27, 2022

Conditions

Out-Of-Hospital Cardiac ArrestEmotional Distress

Keywords

DispatcherEmergency callOut-Of-Hospital Cardiac Arrest

Outcome Measures

Primary Outcomes (1)

  • Time to first compression

    Time from the emergency call starts to first chest compression

    0-15 minutes

Secondary Outcomes (4)

  • Time to to recognition of cardiac arrest

    0-15 minuts

  • Dispatcher encouraging when giving instructions

    0-15 minuts

  • Dispatcher assertive or passive when giving instructions

    0-15 minuts

  • Dispatcher instruct on depth and speed of compressions

    0-15 minuts

Study Arms (2)

Bystander not emotional distressed

If caller is not emotional distressed the first minute of the call

Bystander emotional distressed

If caller is emotional distressed the first minute of the call

Eligibility Criteria

Sexall
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Bystander who call the emergency number in case of OHCA

You may qualify if:

  • All emergency call recordings involving OHCA in the capital region of Denmark in the time period 01.09.2018 - 01.11.2019

You may not qualify if:

  • Emergency medical services (EMS)-witnessed OHCA
  • Missing emergency call recording
  • Caller not physically by patient's site

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Copenhagen Emergency Medical Services

Copenhagen, Ballerup, 2750, Denmark

Location

MeSH Terms

Conditions

Out-of-Hospital Cardiac Arrest

Condition Hierarchy (Ancestors)

Heart ArrestHeart DiseasesCardiovascular Diseases

Study Officials

  • Gitte Linderoth, PhD

    Copenhagen Emergency Medical Services

    PRINCIPAL INVESTIGATOR

  • Fredrik Folke, PhD, Prof

    Copenhagen Emergency Medical Services

    STUDY CHAIR

  • Annette Ersbøll, PhD, Prof

    National Institute of Public Health, University of Southern Denmark

    STUDY CHAIR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER GOV
Responsible Party
SPONSOR

Study Record Dates

First Submitted

October 28, 2021

First Posted

November 9, 2021

Study Start

September 1, 2018

Primary Completion

March 10, 2022

Study Completion

March 10, 2022

Last Updated

March 14, 2022

Record last verified: 2022-02

Locations

DK(1)