Facts about Antisocial Personality Disorder
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Individuals with Antisocial Personality Disorder exhibit physiological hyporesponsivity to threat stimuli, showing reduced skin conductance responses and lower heart rate reactivity compared to controls during fear-conditioning tasks.
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Individuals with Antisocial Personality Disorder demonstrate significantly elevated rates of substance abuse, with studies showing 70-80% meeting criteria for a co-occurring substance use disorder during their lifetime.
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The DSM-5 diagnostic criteria for Antisocial Personality Disorder require onset of conduct disorder before age 15 and continuation of antisocial behavior patterns into adulthood at age 18 or older.
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Individuals diagnosed with Antisocial Personality Disorder show significantly lower levels of empathic concern in functional MRI studies, with reduced neural activation in the anterior insula when viewing others in pain.
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Brain imaging studies show individuals with Antisocial Personality Disorder display reduced activity in the prefrontal cortex, the region responsible for impulse control and moral reasoning.
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Approximately 1% of the population meets diagnostic criteria for Antisocial Personality Disorder, with males diagnosed 3-5 times more frequently than females.