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Diseases » Mental illness » Prevalence
 

Prevalence Statistics for Types of Mental illness

Prevalence Statistics for Types of Mental illness

The information below shows a list of types of Mental illness, with information as to the prevalence of each of these types. Estimates of the people affected are calculated based on the available statistic.

Disease Prevalence Estimate US people estimate Statistic Used for Calculation
Depressive disorders approx 1 in 10 or 9.50% or 25.8 million people in USA 25,840,000 9.5 percent of adult Americans (NIMH)
Depression approx 1 in 18 or 5.30% or 14.4 million people in USA 14,416,000 estimated 5.3% adults (USSG); 17 million people; approximately 4% of adolescents get seriously depressed (NIMH); annually 12% of women ; 7% of men; lifetime risk of an episode for women 20%. 3-4 million men USA.
Dysthymic disorder N/A N/A No information
Bipolar disorder approx 1 in 83 or 1.20% or 3.3 million people in USA 3,264,000 1.2 percent of the population; 2.3 million adult Americans (NIMH)
Cyclothymic disorder N/A N/A No information
Anxiety disorders N/A N/A No information
Panic disorder approx 1 in 113 or 0.88% or 2.4 million people in USA 4,624,000 approximately 2.4 million Americans (NIMH)
Social phobia approx 1 in 51 or 1.95% or 5.3 million people in USA 10,064,000 5.3 million adult Americans (NIMH); 3.7% adults (NIMH); 2.0% adults (USSG)
Specific phobias approx 1 in 43 or 2.32% or 6.3 million people in USA 6,299,999 estimated 6.3 million adult Americans (NIMH); estimated 8.3% adults (USSG)
Agoraphobia approx 1 in 84 or 1.18% or 3.2 million people in USA 3,200,000 approximately 3.2 million American adults ages 18 to 54 (NIMH); estimated 4.9% adults (USSG)
Obsessive Compulsive Disorder approx 1 in 82 or 1.21% or 3.3 million people in USA 6,255,999 3.3 million adult Americans (NIMH); 2.3% adults (NIMH); 1 in 50 people (NWHIC); 2.4% adults (USSG)
Post-Traumatic Stress Disorder approx 1 in 52 or 1.91% or 5.2 million people in USA 9,791,999 5.2 million adult Americans (NIMH); 3.6% adults (NIMH); about 30% of war veterans.
Generalized Anxiety Disorder approx 1 in 68 or 1.47% or 4 million people in USA 7,615,999 4 million adult Americans (NIMH); 2.8% adults (NIMH); estimated 3.4% adults (USSG)
Acute Stress Disorder N/A N/A No information
Separation Anxiety Disorder N/A N/A No information
Dementia N/A N/A No information
Eating disorders approx 1 in 54 or 1.84% or 5 million people in USA 4,999,999 5 million women (NWHIC); 1-4% of young women
Anorexia N/A N/A No information
Bulimia approx 1 in 181 or 0.55% or 1.5 million people in USA 1,496,000 estimated 1.1 to 4.2 percent of females (NIMH); 2-3% of young women (NWHIC)
Binge eating disorder approx 1 in 142 or 0.70% or 1.9 million people in USA 1,903,999 0.7% to 4% of the general population (NWHIC); 2-5% of adults (NIMH); 2% of adults (NIDDK); 2% adults or 1-2 million adults (NWHIC)
Disordered eating N/A N/A Unclear. Perhaps 4% of students.
Body Dysmorphic Disorder N/A N/A No information
Developmental disorders N/A N/A No information
Mental retardation N/A N/A No information
Learning disorders N/A N/A No information
Autism approx 1 in 500 or 0.20% or 544,000 people in USA 544,000 1 in 500 to 1 in 2,500 (NIMH); 1-in-1000 to 2-in-1000, depending on diagnostic criteria
Asperger syndrome N/A N/A No information
Behavioral disorders N/A N/A No information
Attention Deficit-Hyperactivity Disorder (ADHD) approx 1 in 82 or 1.21% or 3.3 million people in USA 3,299,999 3.3 million children have ADD in USA (NHIS-97); estimated 2 million American children; 3 to 5 percent of all children (NIMH).
Conduct Disorder N/A N/A No information
Oppositional Defiant Disorder N/A N/A No information
Tic disorders N/A N/A No information
Tourette syndrome approx 1 in 1,000 or 0.10% or 272,000 people in USA 272,000 estimated 1-10 per 1,000 children have Tourette syndrome, Genetics Home Reference website
Psychotic disorders N/A N/A No information
Schizophrenia approx 1 in 123 or 0.81% or 2.2 million people in USA 2,199,999 Approximately 2.2 million American adults (NIMH); estimated 1.3% adults (USSG); more than 2 million Americans
Brief Psychotic Disorder N/A N/A No information
Delusional disorder N/A N/A No information
Shared Psychotic Disorder N/A N/A No information
Substance-induced Psychotic Disorder N/A N/A No information
Personality disorders N/A N/A No information
Paranoid Personality Disorder N/A N/A No information
Schizoaffective disorder N/A N/A No information
Schizoid Personality Disorder N/A N/A No information
Schizotypal Personality Disorder N/A N/A No information
Antisocial Personality Disorder approx 1 in 47 or 2.10% or 5.7 million people in USA 5,711,999 estimated 2.1% adults (USSG)
Borderline Personality Disorder approx 1 in 50 or 2.00% or 5.4 million people in USA 5,440,000 2 percent of adults (NIMH)
Histrionic Personality Disorder N/A N/A No information
Narcissistic Personality Disorder N/A N/A No information
Avoidant Personality Disorder N/A N/A No information
Dependent Personality Disorder N/A N/A No information
Gender Identity Disorder N/A N/A No information
Paraphilias N/A N/A No information
Pedophilia N/A N/A No information
Voyeurism N/A N/A No information
Exhibitionism N/A N/A No information
Fetishism N/A N/A No information
Frotteurism N/A N/A No information
Sexual Masochism N/A N/A No information
Sexual Sadism N/A N/A No information
Transvestitism N/A N/A No information
Dissociative Disorders N/A N/A No information
Dissociative Amnesia N/A N/A No information
Dissociative Identity Disorder N/A N/A No information
Impulse Control Disorders N/A N/A No information
Kleptomania N/A N/A No information
Pyromania N/A N/A No information
Gambling addiction N/A N/A No information
Intermittent Explosive Disorder N/A N/A No information
Trichotillomania N/A N/A No information
Somatoform Disorders N/A N/A No information
Somatization Disorder approx 1 in 500 or 0.20% or 544,000 people in USA 544,000 estimated 0.2% adults (USSG)
Conversion Disorder N/A N/A No information
Pain Disorder N/A N/A No information
Undifferentiated Somatoform disorder N/A N/A No information
Hypochondriasis N/A N/A No information
Adjustment Disorder N/A N/A No information
Sleep Disorders approx 1 in 6 or 14.71% or 40 million people in USA 39,999,999 approximately 40 million Americans (NHLBI)
Insomnia approx 1 in 8 or 11.76% or 32 million people in USA 31,999,999 32 million (unreliable estimate)
Narcolepsy approx 1 in 1,359 or 0.07% or 200,000 people in USA 200,000 200,000 Americans (NHLBI estimate); 50,000 diagnosed.
Hypersomnia N/A N/A No information
Amnesia N/A N/A No information
Nonaffective Psychosis approx 1 in 500 or 0.20% or 544,000 people in USA 544,000 estimated 0.2% adults (USSG)
Panic attack N/A N/A No information

Types of Mental illness

For more information about types of Mental illness, refer to our section on types of Mental illness.

About prevalence:

The medical term 'prevalence' of Mental illness usually refers to the estimated population of people who are managing Mental illness at any given time, whereas the annual diagnosis rate of new cases of Mental illness is called the 'incidence'. For more information on prevalence and incidence statistics, see about prevalence and incidence statistics.

 

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