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Bias in Epidemiological Studies01:29

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Biases can arise at various stages of research, from study design and data collection to analysis and interpretation. Recognizing and addressing these biases is essential to ensure the validity and reliability of epidemiological findings.Broadly speaking, biases in epidemiology fall into three main categories: selection bias, information bias, and confounding. A more detailed description of possible biases is:  
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Humans are very diverse and although we share many similarities, we also have many differences. The social groups we belong to help form our identities (Tajfel, 1974). These differences may be difficult for some people to reconcile, which may lead to prejudice toward people who are different. Prejudice is a negative attitude and feeling toward an individual based solely on one’s membership in a particular social group (Allport, 1954; Brown, 2010). Prejudice is common against people who...
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Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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Racial And Ethnic Disparities In COVID-19 Booster Uptake.

Lawrence Baker1, Brian Phillips2, Laura J Faherty3

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Racial and ethnic disparities exist in COVID-19 vaccine uptake. Hispanic and Asian individuals had higher initial vaccine uptake, while Asian and White individuals showed greater booster uptake.

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Area of Science:

  • Public Health
  • Epidemiology
  • Health Disparities

Background:

  • Understanding COVID-19 vaccine uptake across diverse populations is crucial for public health equity.
  • Previous research indicates varied access and acceptance of vaccines among different racial and ethnic groups.

Purpose of the Study:

  • To analyze racial and ethnic disparities in initial COVID-19 vaccine uptake.
  • To examine disparities in COVID-19 booster vaccine uptake across racial and ethnic groups.

Main Methods:

  • Utilized data from the Centers for Disease Control and Prevention (CDC).
  • Analyzed vaccine uptake rates for first doses and boosters stratified by race and ethnicity.

Main Results:

  • As of March 29, 2022, Hispanic and Asian populations exhibited higher first-dose COVID-19 vaccine uptake compared to White and Black populations.
  • Booster vaccine uptake rates were higher among Asian and White individuals than among Black and Hispanic individuals.

Conclusions:

  • Significant racial and ethnic disparities persist in both initial and booster COVID-19 vaccine uptake.
  • Targeted strategies may be needed to address inequities in vaccine uptake among different demographic groups.