Table 3.
Descriptive statistics for child play.
| Autism Spectrum Disorder M (SD) | Down Syndrome M (SD) | Typical development M (SD) | |
|---|---|---|---|
| Exploratory play | 0.29 (1.49) | -0.11 (0.66) | 0.17 (0.83) |
| (1) Unitary functional activity | 1.67 (2.09) | 0.49 (0.78) | 0.73 (0.86) |
| (2) Inappropriate combinatorial activity | -0.44 (0.30) | -0.38 (0.36) | -0.20 (0.62) |
| (3) Appropriate combinatorial activity | 0.25 (1.3) | -0.15 (0.68) | 0.36 (0.82) |
| (4) Transitional play | -0.31 (0.39) | -0.42 (0.28) | -0.19 (0.61) |
| Symbolic play | -0.18 (0.79) | -0.12 (0.68) | -0.05 (0.69) |
| (5) Self-directed pretense | 0.07 (0.85) | 0.02 (0.69) | 0.23 (0.80) |
| (6) Other-directed pretense | -0.12 (0.92) | -0.29 (0.34) | -0.12 (0.42) |
| (7) Sequential pretense | -0.11 (0.74) | 0.28 (0.96) | 0.22 (0.86) |
| (8) Substitution pretense | -0.55 (0.00) | -0.52 (0.11) | -0.54 (0.09) |