IDD Facts
General Characteristics of IDD
Categories & Questions
ASD Differential Diagnosis & Co-Occurrence
ASD Impact on Daily Life
100

Individuals with IDD often struggle with this type of reasoning, which involves solving complex problems and making sense of new information.

(What is abstract thinking?)


100

DD is characterized by deficits in these general mental abilities, including reasoning and problem-solving.

(What are intellectual functions?)


100

Both ID and ASD become noticeable at this stage of life.

(What is early childhood?)


100

Autism Spectrum Disorder often co-occurs with this type of developmental condition, but they are separate diagnoses.

(What is intellectual disability?)


100

To meet diagnostic criteria for ASD, symptoms must cause this level of difficulty in daily life.

(What is clinically significant impairment?)


200

This type of memory, important for following multi-step directions and problem-solving, is often impaired in IDD.

(What is working memory?)


200

The deficits in IDD lead to impairments in this, which includes personal independence and social responsibility.

(What is adaptive functioning?)


200

Both conditions can significantly affect a person's ability to function in daily life, including self-care and communication.

(What is daily functioning?)

200

ASD is sometimes misdiagnosed as this disorder, characterized by inattentiveness and hyperactivity.

(What is ADHD?)


200

ASD can impact a person's ability to succeed in this environment, where social interactions are key.

(What is school or work?)


300

People with IDD may struggle with this type of reasoning, which involves recognizing patterns and relationships in visual information.

(What is perceptual reasoning?)


300

IDD is diagnosed through clinical assessment and these standardized tools.

(What are intelligence and adaptive functioning tests?)


300

These services, including speech therapy and behavioral interventions, can help individuals with both ASD and ID.

(What are support services or early interventions?)


300

Many individuals with ASD experience high levels of this mental health condition, characterized by excessive worry.

(What is anxiety?)


300

Some adults with ASD may struggle with maintaining these due to difficulties in communication and social understanding.

(What are jobs or relationships?)


400

On standardized intelligence tests, individuals with IDD score approximately this many standard deviations below the mean.

(What is two standard deviations?)


400

The onset of IDD must occur during this period of life.

(What is the developmental period?)


400

Both ID and ASD are considered this type of disorder, meaning they present with a wide range of severity and symptoms.

(What is a spectrum disorder?)

400

To diagnose both ASD and intellectual disability, a person’s skills in this area must be lower than expected for their overall cognitive ability.

(What is social communication?)


400

ASD symptoms can also impact this area of self-sufficiency, including hygiene, time management, and organization.

(What are daily living skills or adaptive functioning?)


500

Standardized intelligence tests used to diagnose IDD must be both comprehensive and this, meaning they account for cultural differences.

(What is culturally appropriate?)

500

A key difference between IDD and other conditions is that its diagnosis requires both impaired intellectual abilities and this.

(What is impaired adaptive functioning?)

500

Even with support, individuals with ID and ASD often require lifelong assistance, making both conditions considered this type of disability.

(What is a lifelong condition?)

500

A person with ASD may also show traits of this disorder, characterized by difficulty with flexibility and intense special interests.

(What is obsessive-compulsive disorder (OCD)?)

500

People with ASD may need these types of supports.

(What are interventions or support services?)

or 

(What are therapy or accommodations, to succeed in different settings?)