Table 1.
ADOS (Lord et al., 1999) Activities and Utterances Produced across Activities in 15-minute Language Samples
| Activity | Modules | Mean | (SD) | Range |
|---|---|---|---|---|
| Free play | 1, 2 | 22.62 | (23.31) | 0 - 101 |
| Response to name | 1, 2 | 1.94 | (3.49) | 0 - 19 |
| Response to joint attention | 1, 2 | 11.68 | (13.31) | 0 - 63 |
| Bubble play | 1, 2 | 7.65 | (11.86) | 0 - 47 |
| Anticipation of a routine with objects | 1, 2 | 3.40 | (9.26) | 0 - 39 |
| Anticipation of a social routine | 1 | 0.17 | (1.07) | 0 - 8 |
| Functional and symbolic imitation | 1 | 0.25 | (1.27) | 0 - 8 |
| Birthday party | 1, 2 | 7.71 | (13.74) | 0 - 58 |
| Snack | 1, 2 | 7.79 | (21.51) | 0 - 142 |
| Construction task | 2, 3 | 6.94 | (11.48) | 0 - 45 |
| Make-believe play | 2, 3 | 11.63 | (17.00) | 0 - 59 |
| Joint interactive play | 2, 3 | 16.65 | (29.51) | 0 - 123 |
| Conversation and reporting | 2, 3 | 2.51 | (5.57) | 0 - 24 |
| Demonstration task | 2, 3 | 2.05 | (6.09) | 0 - 28 |
| Description of a picture | 2, 3 | 4.81 | (10.09) | 0 - 47 |
| Telling a story from a book | 2, 3 | 1.62 | (4.67) | 0 - 20 |
Note. No analyzed utterances were produced during Social smile, Cartoons, Emotions, Social difficulties and annoyance, Break, Friends, relationships, and marriage, Loneliness, or Creating a story, which tend to occur later in ADOS administration.