Globally, the total number of people with depression was estimated to exceed 300 million in 2015. Nearly that number again suffers from a range of anxiety disorders.
Depression is ranked by WHO as the single largest contributor to global disability (7.5% of all years lived with disability in 2015); anxiety disorders are ranked 6 th (3.4%).
The number of persons with common mental disorders globally is going up, particularly in lower-income countries, because the population is growing and more people are living to the age when depression and anxiety most commonly occurs.
This booklet provides latest available estimates of the prevalence of depression and other common mental disorders at the global and regional level
The proportion of the global population with depression in 2015 is estimated to be 4.4%.
The total number of people living with depression in the world is 322 million.
The total estimated number of people living with depression increased by 18.4% between 2005 and 2015
The proportion of the global population with anxiety disorders in 2015 is estimated to be 3.6%
The total estimated number of people living with anxiety disorders in the world is 264 million. This total for 2015 reflects a 14.9% increase since 2005
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