Introduction:

The infection that is caused by blood transfusion is produced by a direct transmission of an infectious agent from a unit of blood to the sensitive recipient. This represents a complication of great importance in relation to morbidity and mortality of blood recipients and also a public health problem.

Objective:

To determine the prevalence of serological markers in blood donors of Boyacá department and its relationship to socio-demographic variables.

Methods:

A cross-sectional descriptive study was conducted in 32 957 donors of Boyacá department. The source of information was secondary. It was determined the seroprevalence of infection´s markers and those were compared according to sex, age group and type of donor through analysis of frequencies: Chi-square and Fisher.

Results:

The prevalence of serological markers was 1.15 % in screening and 0.24 % with the confirmatory tests. The most prevalent marker was syphilis with 0.20 %, followed by HIV with 0.02 %, hepatitis B with 0.01 % and Hepatitis C virus with 0.003 %. The prevalence of HIV and the infection´s overall prevalence presented statistically significant association with sex and with the age group respectively.

Conclusions:

The identification of the serological markers prevalence and socio-demographic variables allow setting an epidemiological profile in blood donors of Boyacá department.

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