TABLE 1.
Pretest characteristics of study participants (N = 54) with MVAS by group
| Study group | |||||
|---|---|---|---|---|---|
| Conversation (n = 18) | Collaboration (n = 18) | Control (n = 18) | Group differences | ||
| Boys/girls | 15/3 | 16/2 | 13/5 | ||
| Chronological age in months | M (SD) | 122.61 (18.61) | 134.76 (28.56) | 136.17 (22.52) | ns |
| Range | 96–162 | 92–181 | 94–182 | ||
| No. of spoken words (Social Conversation Scale) | M (SD) | 6.44 (6.90) | 10.33 (10.25) | 8.22 (8.14) | ns |
| Range | 0–25 | 0–30 | 0–30 | ||
| Communication channels | |||||
|
Limited speech only iPad with/without limited speech Communications board with/without limited speech Sign language + limited speech Sign language + writing |
5 7 6 0 0 |
12 5 1 0 0 |
4 6 6 1 1 |
||
| ASD diagnostic verification score (Social Communication Questionnaire) | M (SD) | 22.56 (3.57) | 22.00 (4.10) | 21.67 (3.38) | ns |
| Mothers' education a | M (SD) | 3.16 (0.85) | 3.44 (1.50) | 3.00 (1.37) | ns |
a
A 6‐point scale ranging from elementary school (1) to graduate degree or higher (6).