Facts about Avoidant Restrictive Food Intake Disorder
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Sensory processing differences in ARFID often involve heightened sensitivity to texture, temperature, and taste intensity, with affected individuals reporting that foods feel physically uncomfortable in their mouths.
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Between 5-14% of children in developed countries meet diagnostic criteria for ARFID, making it more prevalent than autism spectrum disorder in pediatric populations.
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Neuroimaging studies reveal that individuals with ARFID demonstrate heightened amygdala activation in response to unfamiliar foods, suggesting a neurobiological basis for their avoidant eating patterns.
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Individuals with ARFID frequently experience anxiety and sensory sensitivities that restrict their food intake to fewer than 20 foods, compared to typical adult diets of 100 or more foods.
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Children with avoidant restrictive food intake disorder show onset typically between ages 3 and 6, with males representing approximately 40-50% of diagnosed cases.
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The DSM-5 diagnostic criteria for Avoidant Restrictive Food Intake Disorder require that nutritional deficiency, dependence on supplements, or marked psychosocial impairment persist for at least one month.