Table 3.
Details of Symptoms and Co-occurring Conditions Among the Study Population, N=629
| Variable | n (%) |
|---|---|
| Aberrant behaviors as evidenced in each child's SC ADDM record | |
| Temper tantrums | 363 (58%) |
| Sensory issues | 309 (49%) |
| Seizure-like activity/staring spells | 181 (29%) |
| Mood abnormalities | 375 (60%) |
| Argumentative, defiant behavior | 347 (55%) |
| Aggression | 311 (49%) |
| Eating/drinking abnormalities | 340 (54%) |
| Abnormal cognitive development | 334 (53%) |
| Clumsiness, motor delays | 393 (62%) |
| Hyperactivity, impulsivity | 533 (85%) |
| Abnormal response to fear | 234 (37%) |
| Self-injurious behavior | 233 (37%) |
| Diagnostic criteria as evidenced in each child's SC ADDM record | |
| Socialization deficits | |
| Nonverbal behaviors | 541 (86%) |
| Poor peer relationships | 456 (72%) |
| Failure to share interests | 376 (60%) |
| Emotional reciprocity abnormalities | 545 (87%) |
| Communication deficits | |
| Delayed spoken language | 593 (94%) |
| Conversational deficits | 533 (85%) |
| Repetitive language | 469 (75%) |
| Imaginative play deficits | 400 (64%) |
| Unusual behaviors | |
| Restricted interests | 387 (62%) |
| Routines or ritualistic behaviors | 486 (77%) |
| Stereotyped mannerisms | 459 (73%) |
| Preoccupation with parts | 376 (60%) |
| Co-occurring conditions by ICD9 code in Medicaid claims files | |
| Any mental health related disorder | 588 (93%) |
| ADHD | 242 (38%) |
| Anxiety or mood disorder | 76 (12%) |
| Communication disorder | 410 (65%) |
| Conduct disorder/ODD | 88 (14%) |
| Developmental disability | 145 (23%) |
| Epilepsy | 86 (14%) |
| Intellectual disability | 396 (63%) |
| Learning disability | 172 (27%) |
| Other mental health disordera | 103 (16%) |
a
“Other mental health disorders” include adjustment disorder (n=21), delirium, dementia (n=3), motor skills disorder (n=5), elimination disorder (n=9), separation anxiety (n=3), emotional disorder not otherwise specified (n=2), catatonic disorder (n=3), schizophrenia (n=1), psychogenic disorder (n=2), sleep disorder (n=15), and somatoform disorder (n=2).
SC ADDM, South Carolina Autism and Developmental Disabilities Monitoring Network; ICD-9, International Classification of Diseases, 9th Revision; ADHD, attention-deficit/hyperactivity disorder; ODD, oppositional defiant disorder.