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Health Communication to Influence COVID-19 Vaccination Intent and Message Propagation (CONVINCE)

16 febbraio 2022 aggiornato da: Nicholas Hing Yee Liang, Clinical Research Centre, Malaysia

Effective Public Health Communication to Influence COVID-19 Vaccination Intent and Message Propagation: A Randomized Controlled Experiment

This is a randomised controlled experiment in the form of a web based survey study which randomly exposes participants to different forms of public health messages, after which participants will be assessed on their intent to take up the COVID-19 vaccine, recommend the vaccine, and also willingness to propagate the exposed message.

Panoramica dello studio

Stato

Completato

Condizioni

Intervento / Trattamento

Tipo di studio

Interventistico

Iscrizione (Effettivo)

5784

Fase

  • Non applicabile

Contatti e Sedi

Questa sezione fornisce i recapiti di coloro che conducono lo studio e informazioni su dove viene condotto lo studio.

Luoghi di studio

  • Malaysia
    • Selangor
      • Shah Alam, Selangor, Malaysia, 40170
        • Institute for Clinical Research, National Institutes of Health, Malaysia

Criteri di partecipazione

I ricercatori cercano persone che corrispondano a una certa descrizione, chiamata criteri di ammissibilità. Alcuni esempi di questi criteri sono le condizioni generali di salute di una persona o trattamenti precedenti.

Criteri di ammissibilità

Età idonea allo studio

18 anni e precedenti (Adulto, Adulto più anziano)

Accetta volontari sani

Sì

Sessi ammissibili allo studio

Tutto

Descrizione

Inclusion Criteria:

  • Willing and able to give informed consent for participation in the trial
  • Malaysian nationality.
  • Can understand either the English or Malay language.
  • Aged 18 years or above

Exclusion Criteria:

  • Received at least one COVID-19 vaccination dose

Piano di studio

Questa sezione fornisce i dettagli del piano di studio, compreso il modo in cui lo studio è progettato e ciò che lo studio sta misurando.

Come è strutturato lo studio?

Dettagli di progettazione

  • Scopo principale: Altro
  • Assegnazione: Randomizzato
  • Modello interventistico: Assegnazione parallela
  • Mascheramento: Separare

Armi e interventi

Gruppo di partecipanti / Arm
Intervento / Trattamento
Sperimentale: Descriptive Norm (70%)

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content describing that about 70% of Malaysians have expressed acceptance for the COVID-19 vaccine.
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Descriptive Norm

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content describing that the COVID-19 vaccine has been widely tested including with the elderly and people with existing health conditions, while subsequently highlighting that the vaccine was already received by millions worldwide.
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Healthcare worker (HCW) recommendation

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content highlights recommendation from Malaysian healthcare workers to get the vaccine, since majority of them has already received it, including the Malaysian Health Director General
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Negative attribute framing

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content describing the rate of side effects occurring with COVID-19 vaccination in a negative frame.
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Positive attribute framing

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content describing the rate of side effects occurring with COVID-19 vaccination in a positive frame.
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Risky choice framing (Safety)

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content describing a risky choice frame which compares the death rates occurring with COVID-19 vaccination versus contracting the virus itself.
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Risky choice framing (Side effects)

Intervention in the form of a message likened to a social media post. Composed of 3 parts:

  1. Opening tag line highlighting the main concern that Malaysians have about the COVID-19 vaccine (safety and side effects)
  2. Message content describing a risky choice frame that compares the incidence rates of blood clots occurring with COVID-19 vaccination versus contracting COVID-19.
  3. Rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Control message
Control message containing only rally slogan: "It's safe and effective!"
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Combination message: Descriptive Norm (70%) + Descriptive Norm
Participants received 2 messages which were exposed one at a time. Sequence of message appearing randomly rotated.
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Combination message: Descriptive Norm (70%) + HCW recommendation
Participants received 2 messages which were exposed one at a time. Sequence of message appearing randomly rotated.
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Combination message: Descriptive Norm (70%) + Negative attribute framing
Participants received 2 messages which were exposed one at a time. Sequence of message appearing randomly rotated.
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Combination message: Descriptive Norm (70%) + Positive attribute framing
Participants received 2 messages which were exposed one at a time. Sequence of message appearing randomly rotated.
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Combination message: Descriptive Norm (70%) + Risky choice framing (Safety)
Participants received 2 messages which were exposed one at a time. Sequence of message appearing randomly rotated.
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.
Sperimentale: Combination message: Descriptive Norm (70%) + Risky choice framing (Side effects)
Participants received 2 messages which were exposed one at a time. Sequence of message appearing randomly rotated.
Comportamentale: Health message exposure
Participants exposed to a health message and requested to read it completely. Subsequently requested to answer post intervention questions that form basis for outcome measures.

Cosa sta misurando lo studio?

Misure di risultato primarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Change in intent to accept the COVID-19 vaccine amongst the Malaysian adult population.
Lasso di tempo: Immediately before and after message exposure during questionnaire administration.
Outcome measure was assessed using a questionnaire answered through a 4 point ordinal scale. Scale ranges from '"Definitely no", "Not sure, but probably no", "Not sure, but probably yes"to Definitely yes".
Immediately before and after message exposure during questionnaire administration.
Change in intent to recommend the COVID-19 vaccine to healthy adults.
Lasso di tempo: Immediately before and after message exposure during questionnaire administration.
Outcome measure was assessed using a questionnaire answered through a 5 point ordinal scale. Scale ranges from "Strongly disagree", "Disagree", "Not sure", "Agree", and "Strongly agree".
Immediately before and after message exposure during questionnaire administration.
Change in intent to recommend the COVID-19 vaccine to elderly.
Lasso di tempo: Immediately before and after message exposure during questionnaire administration.
Outcome measure was assessed using a questionnaire answered through a 5 point ordinal scale. Scale ranges from "Strongly disagree", "Disagree", "Not sure", "Agree", and "Strongly agree".
Immediately before and after message exposure during questionnaire administration.
Change in intent to recommend the COVID-19 vaccine to people with existing health conditions.
Lasso di tempo: Immediately before and after message exposure during questionnaire administration.
Outcome measure was assessed using a questionnaire answered through a 5 point ordinal scale. Scale ranges from "Strongly disagree", "Disagree", "Not sure", "Agree", and "Strongly agree".
Immediately before and after message exposure during questionnaire administration.
Intent to share message on social media platform.
Lasso di tempo: Immediately after message exposure during questionnaire administration.
Outcome measure was assessed using a questionnaire answered through a 5 point ordinal scale.Scale ranges from "Strongly disagree", "Disagree", "Not sure", "Agree", and "Strongly agree".
Immediately after message exposure during questionnaire administration.

Misure di risultato secondarie

Misura del risultato
Misura Descrizione
Lasso di tempo
Moderators of vaccination intent.
Lasso di tempo: Immediately after message exposure during questionnaire administration.
Outcome measure assessed using a series of questions answered through a 5 point ordinal scale. Scale ranges from "Strongly disagree", "Disagree", "Not sure", "Agree", and "Strongly agree".
Immediately after message exposure during questionnaire administration.
Reliability of various information sources about COVID-19.
Lasso di tempo: Immediately after message exposure during questionnaire administration.
Outcome measure assessed using a questionnaire that list out various types of information sources and having participants to rate the reliability for each source using a 5 point ordinal scale. Scale ranges from "Strongly not reliable", "Not reliable, "Not sure", "Reliable", and "Strongly reliable".
Immediately after message exposure during questionnaire administration.

Collaboratori e investigatori

Qui è dove troverai le persone e le organizzazioni coinvolte in questo studio.

Sponsor

Clinical Research Centre, Malaysia

Collaboratori

University of Malaya
London School of Economics and Political Science
Ministry of Health, Malaysia
UNICEF Malaysia
Institute for Health Behavioral Research, Malaysia

Investigatori

  • Investigatore principale: Yee Liang Hing, MSc., Clinical Research Centre, Malaysia

Pubblicazioni e link utili

La persona responsabile dell'inserimento delle informazioni sullo studio fornisce volontariamente queste pubblicazioni. Questi possono riguardare qualsiasi cosa relativa allo studio.

Pubblicazioni generali

Studiare le date dei record

Queste date tengono traccia dell'avanzamento della registrazione dello studio e dell'invio dei risultati di sintesi a ClinicalTrials.gov. I record degli studi e i risultati riportati vengono esaminati dalla National Library of Medicine (NLM) per assicurarsi che soddisfino specifici standard di controllo della qualità prima di essere pubblicati sul sito Web pubblico.

Studia le date principali

Inizio studio (Effettivo)

29 aprile 2021

Completamento primario (Effettivo)

7 giugno 2021

Completamento dello studio (Effettivo)

7 giugno 2021

Date di iscrizione allo studio

Primo inviato

10 febbraio 2022

Primo inviato che soddisfa i criteri di controllo qualità

16 febbraio 2022

Primo Inserito (Effettivo)

17 febbraio 2022

Aggiornamenti dei record di studio

Ultimo aggiornamento pubblicato (Effettivo)

17 febbraio 2022

Ultimo aggiornamento inviato che soddisfa i criteri QC

16 febbraio 2022

Ultimo verificato

1 febbraio 2022

Maggiori informazioni

Termini relativi a questo studio

Parole chiave

Termini MeSH pertinenti aggiuntivi

Altri numeri di identificazione dello studio

  • NMRR-21-26-58107

Piano per i dati dei singoli partecipanti (IPD)

Hai intenzione di condividere i dati dei singoli partecipanti (IPD)?

NO

Informazioni su farmaci e dispositivi, documenti di studio

Studia un prodotto farmaceutico regolamentato dalla FDA degli Stati Uniti

No

Studia un dispositivo regolamentato dalla FDA degli Stati Uniti

No

Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .

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