Table 4.
Descriptive statistics for mother play.
| Autism Spectrum Disorder M (SD) | Down Syndrome M (SD) | Typical development M (SD) | |
|---|---|---|---|
| Exploratory play | 0.27 (1.32) | -0.08 (0.79) | 0.22 (1.04) |
| (1) Unitary functional activity | 1.58 (1.27) | 0.69 (0.94) | 0.82 (1.01) |
| (2) Inappropriate combinatorial activity | -0.56 (0.01) | -0.55 (0.06) | -0.33 (0.42) |
| (3) Appropriate combinatorial activity | 0.33 (1.36) | 0.09 (0.75) | 0.99 (1.19) |
| (4) Transitional play | -0.48 (0.19) | -0.55 (0.06) | -0.44 (0.25) |
| Symbolic play | -0.12 (0.77) | -0.08 (0.76) | -0.22 (0.65) |
| (5) Self-directed pretense | -0.40 (0.32) | -0.31 (0.50) | -0.33 (0.50) |
| (6) Other-directed pretense | 0.38 (1.14) | 0.24 (0.93) | 0.07 (0.66) |
| (7) Sequential pretense | 0.05 (0.67) | 0.26 (0.89) | -0.11 (0.89) |
| (8) Substitution pretense | -0.50 (0.23) | -0.46 (0.22) | -0.51 (0.19) |