Table 2.
Assessment standard scores (percentiles in parenthesis where applicable) for four children with copy number variants (CNVs) at 15q11.2.
| Age (months) | Non-verbal IQ1 | Speech production2 | Language3 | Word reading4 | |
|---|---|---|---|---|---|
| Child 1 | 124 | 103 (58) | 101 (36) | 70 (2) | 92 (30) |
| Child 2 | 112 | 104 (61) | 103 (42) | 64 (1) | 93 (32) |
| Child 3 | 121 | 98 (45) | 100 (36) | 64 (1) | 98 (45) |
| Child 4 | 136 | 101 (53) | 105 (34) | 82 (12) | 109 (73) |
Age is displayed in months.
1Reynolds Intellectual Assessment Scales (RIAS; Reynolds and Kamphaus, 2005).
2Goldman-Fristoe Test of Articulation (GFTA-2; Goldman and Fristoe, 2000).
3Clinical Evaluation of Language Fundamentals (CELF-4; Semel et al., 2003).
4Woodcock Reading Mastery Test (WRMT-R; Woodcock, 1998).