Table 1.
Participant Description Information Including Means and Standard Deviations for Age, Mother's Years Of Education, and Assessment Scores
| SLI Group n = 40 |
AM Group n = 39 |
VM Group n = 35 |
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|---|---|---|---|---|---|---|
| Measure | M | SD | M | SD | M | SD |
| Age in Months | 56.58** | 5.02 | 55.95†† | 4.43 | 48.26**†† | 7.45 |
| Mother's Yrs of Ed | 14.38 | 2.28 | 14.85 | 2.13 | 15.18 | 2.04 |
| K-ABC II SS | 97.33**†† | 11.25 | 109.18** | 11.58 | 107.54†† | 14.4 |
| PPVT-III SS | 93.55††* | 10.85 | 105.79†† | 10.68 | 100.77* | 11.44 |
| EVT RS | 45.57** | 6.30 | 50.43**†† | 5.83 | 45.51†† | 6.21 |
| EVT SS | 95.0**†† | 8.01 | 101.51** | 8.55 | 104.67†† | 9.35 |
| BBTOP-WI RS | 42.05**†† | 20.84 | 67.74** | 11.88 | 64.33†† | 12.09 |
| BBTOP-WI SS | 78.58**†† | 12.36 | 98.54** | 17.85 | 97.97†† | 12.27 |
| CASL-SC SS | 90.18**†† | 8.97 | 103.21** | 9.88 | 103.51†† | 16.31 |
| CASL-PC SS | 94.23 | 15.55 | 99.38 | 21.08 | 97.38 | 25.77 |
| CASL-A RS | 9.68* | 3.46 | 12.15*† | 3.28 | 9.67† | 3.47 |
| SPELT-P2 SS | 72.83**†† | 12.47 | 108.0** | 9.25 | 103.9†† | 10.45 |
| NWR-PPC | 55.59**†† | 16.67 | 77.41** | 9.53 | 71.42†† | 12.07 |
Note. SLI = specific language impairment; AM = age-matched group; VM = vocabulary-matched group. K-ABC II SS = Nonverbal scale of the Kaufman Assessment Battery for Children - Second Edition Standard Score (Kaufman & Kaufman, 2004); PPVT-III SS = Peabody Picture Vocabulary Test—3rd Edition Standard Score (Dunn & Dunn, 1997); EVT-RS = Expressive Vocabulary Test Raw Score (Williams, 1997); EVT SS = Expressive Vocabulary Test Standard Score; BBTOP WI RS= Bankson-Bernthal Test of Phonology Word Inventory Raw Score (Bankson & Bernthal, 1990); BBTOP WI SS= Bankson-Bernthal Test of Phonology Word Inventory Standard Score ; CASL-SC SS = Comprehensive Assessment of Spoken Language Sentence Completion Subtest Standard Score (Carrow-Woolfolk, 1999); CASL-PC = Comprehensive Assessment of Spoken Language Paragraph Comprehension Subtest Standard Score; CASL-A RS = Comprehensive Assessment of Spoken Language Antonyms Subtest Raw Score. SPELT-P2 SS = Structured Photographic Expressive Language Test—Preschool Second Edition Standard Score (Dawson, Stout, Eyer, Tattersall, Fonkalsrud, & Croley, 2005);. NWR-PPC = Nonword Repetition Percent Phonemes Correct (Dollaghan & Campbell, 1998).
p < .05.
p < .05.
p < .01.
p < .01.