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Paul Okojie

MBBS, MPH, FWACP, Cert. ( Applied Epidemiology)


  • To answer the following questions:
  • What is depression?
  • What is the size of the problem?
  • What forms/types?
  • What are triggers of depression?
  • What is the way out?

World Health Day 2017 theme

Why talk about depression?

  • It’s a real illness
  • A global problem
  • A big (emerging) problem in Nigeria
  • No one is immune (“it is not my portion”)
  • Depression knows no status
  • It can be recognized
  • Could ruin lives
  • Share knowledge for prevention
  • A problem shared is half solved


  • Depression is BEYOND SADNESS
  • The World Health Organization recognizes the various forms of depression as real illnesses
  • Depression is not weakness of character or imagination
  • It’s impossible to just shake your depression off



Decreased brain activity with depression

Global burden of depression

global dpreession


  • Men: 5-12%
  • Women: 10-25%
  • Prevalence 1-2% in elderly
    • 6-10% in Primary Care setting
    • 12-20% in Nursing home setting
    • 11-45% in Inpatient setting
    • >40% of outpatient psychiatry clinic and inpatient. psychiatry
  • Peak age of onset 3rd decade of life
  • Late-life depression: secondary to vascular etiology


Global burden of depression

  • Hidden burden, affect about 350 million people around the globe
  • It is the leading cause of disability worldwide
  • A major contributor to the overall global burden of disease
  • Depression can lead to suicide.
  • About 800 000 people die due to suicide every year.
  • Suicide is the second leading cause of death in 15-29-year-olds
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