Objective: The aim of our study was to identify the influence of such psychological factors as emotional intelligence and perceived competence on caregiver burden in those who care for patients with advanced cancer.; Method: A total of 50 informal caregivers completed self-report assessments of resilience, perceived competence, emotional regulation, positive aspects of care, emotional distress, and burden. We conducted a quantitative study with a cross-sectional design. Descriptive statistics were obtained.