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Table 2 Clinical characteristics of individuals with ASD

From: Qualitative evaluation of the Autism Behavior Inventory: use of cognitive interviewing to establish validity of a caregiver report scale for autism spectrum disorder

Characteristic Total (N = 50)
Age at diagnosis, n (%)  
 ≤ 3 years 31 (62)
 ≤ 9 years 16 (32)
 ≤ 14 years 3 (6)
Level of language, n (%)  
 No language 4 (8)
 Puts signs or picture exchange together to make simple sentences 7 (14)
 Single words/2- to 3-word utterances 10 (20)
 Uses simple sentences 8 (16)
 Speaks in full sentences 21 (42)
Other conditions, n (%)  
 ADD/ADHD 12 (24)
 Anxiety 3 (6)
 Epilepsy/seizures 2 (4)
 Global development delay 2 (4)
 Intellectual disability/learning disability (e.g., math, reading) 8 (16)
 Sickle cell 1 (2)
 Speech disorder 1 (2)
 None 18 (36)
 Other: (e.g., behavior issues, insomnia) 3 (6)
  1. ASD autism spectrum disorder, ADD/ADHD attention deficit disorder/attention deficit hyperactivity disorder