(1. Department of Molecular Biology and Genomics, University Center of Health Sciences, University of Guadalajara, México;

2. Department of Public Health, University Center of Health Sciences, University of Guadalajara, México)

Abstract: A cross-sectional and descriptive study was carried out in students of a public university in Mexico. The objetive was to analyze the presence of cyberbullying and the relationship with gender, age and the risk factors in university students. Method: Descriptive, cross-sectional, analytical study, a census was conducted on students attending the first semester of different careers, two instruments a socio-demographic data questionnaire and the Ombudsman's instrument on school violence were applied. Results: 1148 university students were studied, the prevalence of cyberbullying was 20.5%, the strategies used by the aggressors were different according to the gender of the victims, students over 20 years participated more actively as a victim, aggressor and victim-aggressor. Having few friends, not talking to anyone about the attacks, nobody intervenes during the harassment and other students join the aggressor, are risk factors for becoming victims of cyberbullying. Conclusions: One of every five university students is a victim of cyberbullying, the strategies used by the aggressors, are different according to the gender of the victims, the fact that the teacher aggregates a student, increases the risk that he is also attacked by his companions.

Key words: cyberbullying, risk factors, gender, age, university students