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Updated: Jan 19, 2026
Primary Healthcare Services
Factors that contribute to blood donation behavior among primary healthcare users: A structural approach
Miriane L Zucoloto1, Thelma T Gonçalez2, Philippe T Gilchrist3
1Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto, São Paulo, Brazil.
Insights
Fear and lack of knowledge significantly deter blood donation, particularly among women and lower socioeconomic groups in Brazil. Addressing these barriers is crucial for improving donor recruitment and retention.
Area of Science:
- Public Health
- Health Psychology
- Behavioral Science
Background:
- Blood donor recruitment and retention present global challenges, especially in low and middle-income countries (LMICs) facing stigma and low awareness.
- Understanding psychosocial factors influencing donation behavior is critical for effective blood collection strategies.
Purpose of the Study:
- To assess the impact of psychosocial variables on blood donation behavior among primary healthcare users in Brazil.
- To identify key barriers and facilitators influencing donation decisions within this population.
Main Methods:
- Cross-sectional study utilizing randomized stratified sampling of 1055 primary healthcare users across 12 facilities.
- Data collected via questionnaires assessing psychosocial factors, sociodemographics, and donation history.
- Structural equation modeling used to analyze associations between variables and donation behavior.
Main Results:
- Blood donation was more prevalent in males and individuals with higher socioeconomic and educational levels.
- Fear of needles/fainting and lack of knowledge about the donation process were significant barriers.
- Women, younger individuals, and those with lower socioeconomic and educational status were less likely to donate.
Conclusions:
- Psychosocial factors, including fear and knowledge deficits, play a critical role in blood donation decisions.
- Targeted interventions addressing these barriers are needed to increase donation rates, especially among underrepresented groups.
- Future strategies should focus on improving public awareness and mitigating fears associated with blood donation.
Abstract:
This study aimed to evaluate the relative contribution of psychosocial variables to donation behavior in a sample of primary healthcare users in a Brazilian municipality. Donor recruitment and retention continue to pose significant challenges to blood collection services worldwide and is especially important among low and middle income countries (LMICs), challenged with higher rates of stigma and low public awareness about donation. A cross-sectional study with randomized stratified sampling of 1055 primary healthcare users was conducted across 12 healthcare facilities in Ribeirão Preto, state of São Paulo. Participants completed measures assessing psychosocial variables, including religiosity, knowledge regarding blood donation process, overall quality of life, blood donation of peers, sociodemographic variables, and the fear of blood, injections, and fainting. The associations between psychosocial variables and donation behaviour was examined using structural equation modelling. Blood donation was more frequent in males and among individuals with higher socioeconomic and educational levels. The structural model indicated associations between blood donation behaviour and fear, knowledge, age, sex, socioeconomic status, and educational level. Fear of blood, injections and vasovagal reactions, and a lack of knowledge of the donation process were revealed as important barriers to the decision to donate blood. In addition, there is evidence that considering the population of primary healthcare users, the women, the youngers, and those with lower socioeconomic status and lower educational level are less likely to donate blood.
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