Table 3.
Items that met criteria for adequate distinction between MAD and ASD.
| ADOS Items Module 3 | MAD n (%) |
ASD n (%) |
|---|---|---|
| Communication domain | ||
| Speech abnormalities associated with autism | 44 (25.6) | 298 (76.7) |
| Reporting of events a | 53 (30.8) | 295 (77.2) |
| Conversation a | 51 (29.7) | 323 (83.3) |
| Reciprocal social interaction domain | ||
| Facial expressions directed to examiner a | 50 (29.1) | 330 (85.1) |
| Quality of social overtures a | 41 (23.8) | 341 (87.9) |
| Quality of social response a | 56 (32.6) | 301 (77.6) |
| ADOS Items Module 4 | MAD n (%) |
ASD n (%) |
| Communication domain | ||
| Conversation a | 25 (28.1) | 143 (72.2) |
| Descriptive, conventional, instrumental, or informational gestures a | 25 (28.1) | 145 (73.2) |
| Reciprocal social interaction domain | ||
| Insightb | 29 (32.6) | 160 (80.8) |
| Quality of social overtures a | 19 (21.4) | 146 (73.7) |
| Quality of social response a | 23 (25.8) | 144 (72.7) |
| Restricted repetitive behaviors | ||
| Speech abnormalities associated with autism b | 28 (31.5) | 136 (68.7) |
N = 847. Module 3: n = 560. Module 4: n = 287. Items met criteria for adequate distinction between groups if they were endorsed in >66% of ASD and <33% of MAD. MAD: mood and anxiety disorder; ASD: autism spectrum disorder; ADOS: Autism Diagnostic Observation Schedule.
a
Algorithm items of ADOS-2. bNot included in ADOS but in ADOS-2 in Module 4.