Introduction:

One of the millennium challenges worldwide is to fight the advance of the human immunodeficiency virus/aids.

Objective:

To characterize the sick population with clinical onset of AIDS according to sociodemographic and epidemiologic variables.

Methods:

An observational and descriptive study was carried out, from 2017 to 2021, of 87 people diagnosed with clinical onset of AIDS in Santiago de Cuba province. In the statistical analysis, measures of central tendency and dispersion were used, as well as the distribution of absolute and relative frequencies; also, confidence intervals of 95% were computed for the proportions of selected variables.

Results:

The average age in the series was 42 years (79.3%), likewise, there was a prevalence of the male sex (91.9%), single as marital status (91.9%), working bond (72.4%), mixed race (52.8%) and black skin color (39.3%), and the urban origin (73.5%). The anal coitus was the main way of infection (84.0%), while the majority of the affected individuals of both sexes (65.2% in males and 66.7% in females) did not use condoms and homosexuality predominated among men (55.0%).

Conclusions:

The clinical onset of AIDS prevailed in young and single men, with working bond, among whom risky sexual behaviors were very significant.

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