Table 1.
Summary of findings from the sentence imitation task analysis.
| Analysis | Group effects (effect sizes) | Condition effects (effect sizes) | Interaction (effect sizes) |
|---|---|---|---|
| Overall imitation accuracy | AE > SLI = LE | Fam > Unfam | ns |
| (d = 1.94, 1.63) | (d = 0.83) | ||
| Individual component accuracy | |||
| Finiteness marking imitation accuracy | AE > SLI = LE | Fam > Unfam | Group × Condition |
| Experimental verb finiteness | (d = 1.14, 1.06) | (d = 0.4) | |
| Finiteness marking imitation accuracy | AE > SLI = LE | Fam > Unfam | ns |
| Produced verb finiteness | (d = 1.13, 1.06) | (d = 0.15) | |
| Verb root imitation accuracy | AE > SLI = LE | Fam > Unfam | Group × Condition |
| (d = 0.98, 1.27) | (d = 1.63) | ||
| Detailed error analysis | |||
| Percentage of omitted finiteness marking in obligatory contexts | SLI = LE > AE | ||
| Number of familiar verb for unfamiliar verb substitutions | SLI = LE > AE | ||
| Proportion of incorrectly imitated clauses that were grammatical | SLI = LE = AE | ||
| Number of omitted noun phrases | LE > SLI = AE | ||
| Number of ungrammatical imitations | AE > SLI = LE | ||