Psychiatry

Economics

Environmental health

Cohort study

Depression (economics)

Mood

Population

Infectious disease (medical specialty)

Disease

Coronavirus disease 2019 (COVID-19)

Pandemic

Meta-analysis

Macroeconomics

Longitudinal study

Demography

Anxiety

Mental health

Mood disorders

Cohort

Internal medicine

Pathology

Sociology

Medicine

Journal of Affective Disorders

Increases in mental health problems have been observed during the COVID-19 pandemic. The objectives were to examine the extent to which mental health …

A systematic review and meta-analysis of longitudinal cohort studies comparing mental health before versus during the COVID-19 pandemic in 2020