COVID-19 Vaccine Hesitancy Among Rheumatic Diseases Patients

April 4, 2022 updated by: Virginia Pascual Ramos, National Institute of Medical Sciences and Nutrition, Salvador Zubiran

COVID-19 Vaccine Hesitancy Among Mexican Rheumatic Diseases Patients

Rheumatological diseases (RD) are an important group of different clinical entities and specific diseases that affect a significant proportion of the world population. In Mexico, the RD have a relevant representation in the adult population. COVID-19 vaccination has been proposed as a measure to contain the COVID-19 pandemic. The vaccines have been shown to be effective and reasonably safe in the population without significant risk factors, which has allowed their approval to attend the health emergency. At present, there is little scientific information that allows a solid recommendation on vaccination for COVID-19 in patients with RD, although most authorities have spoken in favor of vaccination in immunocompromised patients, as are a relevant number of patients with RD. However, it is desirable to achieve herd immunity to facilitate the impact of vaccination on the transmission of SARS-CoV-2 infection. For this, it is required that around 70% -80% of the target population be vaccinated, which implies not only access to the vaccine but also accepting to be vaccinated.

Vaccine hesitancy is defined as the delay or refusal to accept the vaccine when it is available by health services. Sometimes, they conceptualize it as a continuum and also includes the high demand from the population for the vaccine; In this continuum, there are variations in acceptance and rejection and multiple possible combinations, from acceptance with great concern about the decision to rejection of certain vaccines but not others. It is a complex, contextual, changing phenomenon, specific for each vaccine and the referred disease and probably influenced by cultural determinants.

Study Overview

Detailed Description

The objectives are:

  1. - To measure the phenomenon of vaccine hesitancy in Mexican patients with RD from two Health Institutions in Mexico City.
  2. - Translate and adapt the "Oxford Covid-19 vaccine hesitancy scale" to patients with RD and validate this version in a population of patients with RD from two Health Institutions in Mexico City
  3. Explore factors associated with the phenomenon of vaccine hesitancy.

Study Type

Observational

Enrollment (Actual)

891

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

      • Mexico City, Mexico, 14080
        • Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran

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

18 years to 99 years (Adult, Older Adult)

Accepts Healthy Volunteers

N/A

Genders Eligible for Study

All

Sampling Method

Probability Sample

Study Population

All the rheumatic diseases outpatients from the National Institute of Medical Sciences and Nutrition and General Hospital.

Description

Inclusion Criteria:

  • Patients with a rheumatic disease diagnosis according to their primary rheumatologist who agree to participate

Exclusion Criteria:

  • Patients with a not confirmed rheumatic disease

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

  • Observational Models: Other
  • Time Perspectives: Cross-Sectional

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
Rheumatic diseases outpatients
All the rheumatic diseases outpatients from the National Institute of Medical Sciences and General Hospital.
The instrument was developed by Freeman et al, prior to its application, translation, cultural adaptation, and validation were performed.
The instrument includes questions about the doctor-patient relationship, perception of the COVID-19 vaccine, perception of risk of COVID-19 infection, perception of the severity of the pandemic in Mexico, perception of the severity of their rheumatic disease, perception of the control of comorbidities, perception of the intensity of the immunosuppressive treatment, positioning of the patient towards vaccines for COVID-19

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Measure the phenomenon of vaccine hesitancy among rheumatic diseases patients
Time Frame: At study inclusion
Identify the percentage of patients with rheumatic diseases that present COVID-19 vaccine hesitancy using the instrument developed by Freeman et al (translation, cultural adaptation, and validation performed)
At study inclusion

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Identify factors associated with COVID-19 vaccine hesitancy among rheumatic diseases patients
Time Frame: At study inclusion
Identify factors associated with COVID-19 vaccine hesitancy among rheumatic diseases patients using an instrument locally development
At study inclusion

Collaborators and Investigators

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

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)

February 1, 2021

Primary Completion (Actual)

August 30, 2021

Study Completion (Actual)

October 1, 2021

Study Registration Dates

First Submitted

February 24, 2021

First Submitted That Met QC Criteria

February 25, 2021

First Posted (Actual)

March 1, 2021

Study Record Updates

Last Update Posted (Actual)

April 6, 2022

Last Update Submitted That Met QC Criteria

April 4, 2022

Last Verified

February 1, 2021

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

No

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

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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