Depression and anxiety in the context of the COVID-19 pandemic: A 6-waves longitudinal study in the Argentine population.

Purpose: The pandemic has caused stress due to isolation, loss of loved ones, work and learning changes, financial instability, fear of infection, and uncertainty. It has negatively impacted mental health, particularly increasing anxiety, and depression symptoms. This study analyzed anxiety and depression symptoms over the first 25 months of the COVID-19 pandemic, considering age group, socioeconomic status, and gender.