Related Experiment Video
Updated: Oct 7, 2025

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil
Published on: July 29, 2020
Hesitation regarding the COVID-19 vaccine among medical students in Brazil
Ítalo Emanoel de Sousa Chaves1, Paulo Roberto Pinheiro Brito1, João Guilherme Bentes de Araújo Rodrigues2
1Universidade Federal do Cariri, Medical School - Barbalha (CE), Brazil.
Objective:
This study aims to know the main determinants of hesitation to the vaccine against COVID-19 mentioned by medical students in Brazil.
Methods:
A cross-sectional study with 250 students who answered the online questionnaire between December 18, 2020 and January 8, 2021.
Results:
Most students (84%) mentioned the intention to take anti-COVID vaccine and 14% were hesitant. Information provided by governments (59.2%), the pharmaceutical industry (54.4%), and the press (51.6%) were the items that most generated vaccine hesitation.
Conclusion:
In the context of the COVID-19, vaccine hesitation is an additional concern because adherence to vaccination is a recurring challenge. The category of contextual influences predominated among the main determinants of anti-COVID vaccine hesitation expressed by medical students in Brazil, disfavoring vaccine adherence in this public.
Related Concept Videos
Vaccinations
Bias in Epidemiological Studies
Bioequivalence studies: Biowaivers
Cancer Vaccines
Cancer vaccines come in two categories: preventive (prophylactic) and treatment (active). Preventive vaccines, such as the Human Papillomavirus (HPV) vaccine, protect against viruses that cause certain...
Bioavailability Study Design: Healthy Subjects Versus Patients
Factors Affecting the Risk of Infection
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...

