Another community survey found a rate of 5.4% had excoriation disorder.

Children with developmental disabilities are also at an increased risk for excoriation disorder.

The prevalence of excoriation disorder is not well understood.

There have been many different theories regarding the causes of excoriation disorder including biological and environmental factors.

Excoriation disorder is statistically more common in females than in males.

Knowledge about effective treatments for excoriation disorder is sparse despite the prevalence of the condition.

Additionally, many cases of excoriation disorder have been documented to begin in children under the age of 10.

Severe cases of excoriation disorder can cause life-threatening injuries.

There are two major classes of therapy for excoriation disorder: pharmacological and behavioral.

Thus, excoriation disorder could result from a dysfunction in the dopamine reward functions.

Lastly, a survey of dermatology patients found that 2% suffered from excoriation disorder.

Those individuals that have excoriation disorder along with other diagnosed conditions report differing motivations for their picking.

If excoriation disorder does not occur during adolescence another common age of onset is between the ages of 30 to 45.

In order to better understand excoriation disorder, researchers have developed a variety of scales to categorize skin-picking behavior.

Furthermore, there have been case reports that support the use of these opioid antagonists to treat excoriation disorder.

Excoriation disorder is defined as "repetitive and compulsive picking of skin which results in tissue damage."

There are several different behavioral interventions that have been tested to treat excoriation disorder in the developmentally disabled.

Besides physical injuries, excoriation disorder can cause severe physical scarring and disfigurement.

Typically, individuals with excoriation disorder find that the disorder interferes with daily life.

Complications arising from excoriation disorder include: infection at the site of picking, tissue damage, and septicemia.

Excoriation disorder has a high rate of comorbidity with other psychiatric conditions, especially with mood and anxiety disorders .

One study found that only 45% of individuals with excoriation disorder ever sought treatment and only 19% ever received dermalogical treatment.

Excoriation disorder has been the subject of several episodes of Obsessed, a television documentary series that focuses on treatment of anxiety disorders.

There is also a high level of comorbidity between those that have trichotillomania and those that have excoriation disorder.

One study that supported the addiction theory of picking found that 79% of patients with excoriation disorder reported a pleasurable feeling when picking.