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. Author manuscript; available in PMC: 2015 Dec 10.
Published in final edited form as: J Speech Lang Hear Res. 2015 Apr 1;58(2):360–372. doi: 10.1044/2015_JSLHR-L-14-0003

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
(d = 1.94, 1.63)
Fam > Unfam
(d = 0.83)
ns
Individual Component Accuracy
Finiteness Marking Imitation Accuracy
Experimental Verb Finiteness
AE > SLI = LE
(d = 1.14, 1.06)
Fam > Unfam
(d = 0.4)
Group × Condition
Finiteness Marking Imitation Accuracy
Produced Verb Finiteness
AE > SLI = LE
(d = 1.13, 1.06)
Fam > Unfam
(d = 0.15)
ns
Verb Root Imitation Accuracy AE > SLI = LE
(d = 0.98, 1.27)
Fam > Unfam
(d = 1.63)
Group × Condition
Detailed Error Analysis
Percent 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