Incidence Statistics for Types of Mental illness
The information below shows a list of types of Mental illness,
with information as to the annual incidence of each of these types of Mental illness.
Estimates of the people affected each year are calculated based on the available statistics.
Incidence Statistics for Types of Mental illness
Disease | Incidence Estimate | US people estimate | Statistic Used for Calculation |
| Depressive disorders |
approx 1 in 14 or 6.91% or 18.8 million people in USA |
18,799,999 |
estimated 18.8 million American adults annually (NIMH)
|
| Depression |
N/A |
N/A |
No information
|
| Dysthymic disorder |
N/A |
N/A |
No information
|
| Bipolar disorder |
N/A |
N/A |
No information
|
| Cyclothymic disorder |
N/A |
N/A |
No information
|
| Anxiety disorders |
N/A |
N/A |
No information
|
| Panic disorder |
approx 1 in 58 or 1.70% or 4.6 million people in USA |
4,624,000 |
1.7% of US adults annually (NIMH)
|
| Social phobia |
approx 1 in 27 or 3.70% or 10.1 million people in USA |
10,064,000 |
3.7% adults annually (NIMH)
|
| Specific phobias |
N/A |
N/A |
No information
|
| Agoraphobia |
N/A |
N/A |
No information
|
| Obsessive Compulsive Disorder |
approx 1 in 43 or 2.30% or 6.3 million people in USA |
6,255,999 |
2.3% adults annualy (NIMH)
|
| Post-Traumatic Stress Disorder |
approx 1 in 27 or 3.60% or 9.8 million people in USA |
9,791,999 |
3.6% adults annually (NIMH)
|
| Generalized Anxiety Disorder |
approx 1 in 35 or 2.80% or 7.6 million people in USA |
7,615,999 |
2.8% of the adult U.S. population (NIMH)
|
| Acute Stress Disorder |
N/A |
N/A |
No information
|
| Separation Anxiety Disorder |
N/A |
N/A |
No information
|
| Dementia |
approx 1 in 738 or 0.14% or 368,320 people in USA |
368,320 |
6,175 annual cases in Victora 1996 (DHS-VIC)
|
| Eating disorders |
N/A |
N/A |
No information
|
| Anorexia |
N/A |
N/A |
No information
|
| Bulimia |
N/A |
N/A |
No information
|
| Binge eating disorder |
N/A |
N/A |
No information
|
| Disordered eating |
N/A |
N/A |
No information
|
| 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 90,666 or 0.00% or 3,000 people in USA |
3,000 |
3,000 new cases in the USA 2001 (BBC News, 2002)
|
| Asperger syndrome |
N/A |
N/A |
No information
|
| Behavioral disorders |
N/A |
N/A |
No information
|
| Attention Deficit-Hyperactivity Disorder (ADHD) |
N/A |
N/A |
No information
|
| 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 |
N/A |
N/A |
No information
|
| Psychotic disorders |
N/A |
N/A |
No information
|
| Schizophrenia |
N/A |
N/A |
No information
|
| 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 |
N/A |
N/A |
No information
|
| Borderline Personality Disorder |
approx 1 in 1,510 or 0.07% or 180,074 people in USA |
180,074 |
3,019 annual cases in Victora 1996 (DHS-VIC)
|
| 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 |
N/A |
N/A |
No information
|
| 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 |
N/A |
N/A |
No information
|
| Insomnia |
N/A |
N/A |
No information
|
| Narcolepsy |
N/A |
N/A |
No information
|
| Hypersomnia |
N/A |
N/A |
No information
|
| Amnesia |
N/A |
N/A |
No information
|
| Nonaffective Psychosis |
N/A |
N/A |
No information
|
| Panic attack |
N/A |
N/A |
No information
|
Incidence Statistics for Mental illness
Incidence of Mental illness:
about 22.1 percent of American adults annually or 44.3 million people (NIMH)
Incidence Rate:
approx 1 in 4 or 22.10% or 60.1 million people in USA [
about data]
Incidence statistics about Mental illness:
The following statistics relate to the incidence of Mental illness:
- 22.1% of adults over 18 in the US (National Institute of Mental Health, NIH)
- 44.3 million adults over 18 in the US 1998 (National Institute of Mental Health, NIH)
- 3% of noninstitutionalised adults had severe psychological distress in the past 30 days in the US 2002 (National Health Interview Survey, 2003, NCHS, CDC)
Types of Mental illness
For more information about types of Mental illness,
refer to our section on types of Mental illness.
About incidence:
The medical term 'incidence' of Mental illness usually refers
to the annual diagnosis rate of new cases of Mental illness.
Prevalence is a different medical disease measure that refers
to the estimated population
of people who are managing Mental illness at any given time (e.g. prevalence includes people who have had
a medical condition for a long time).
For more information on prevalence and incidence statistics, see about prevalence and incidence statistics.
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