Table 2.
Mean score (standard deviation) for PPVT-III, Wug test of morphology (out of 33), and CELF formulated sentences (out of 48) standardized tests of language by language group
| Monolingual | Bilingual | p | |
|---|---|---|---|
| PPVT-III standardized (vocabulary)** | 108.5 (12.8) | 97.0 (10.8) | .002 |
| Wugs (morphology)** | 13.3 (7.4) | 7.7 (5.3) | .003 |
| CELF formulated sentences (syntax)** | 23.2 (8.9) | 15.2 (8.6) | <.0001 |
Note: PPVT-III, Peabody Picture Vocabulary Test, Third Edition; CELF, Clinical Evaluation of Language Fundamentals.
**p < .01.