Table 2.
Means and standard errors (SE) for age, SES (maternal education), and standard scores for performance measures of Nonverbal IQ, Word Recall, and Grammar for Low-Normal and High-Normal proficiency groups are presented.
| Nonverbal IQ | |||
|---|---|---|---|
| Characteristics | Low-Normal | High-Normal | Group statistics |
| n = 16, 7M 9F | n = 14, 6M 8F | ||
| Age | 8.38 (.10) | 8.16 (.11) | F = 2.24, p = .146 |
| SES | 5.94 (.20) | 5.86 (.22) | F < 1 |
| Nonverbal IQ | 98.13 (1.72) | 120.50 (1.84) | F = 79.22, p < .001, |
| Word Recall | 104.13 (4.63) | 102.57 (4.95) | F < 1 |
| Grammar | 105.31 (2.72) | 108.21 (2.90) | F < 1 |
| Word Recall | |||
|---|---|---|---|
| Characteristics | Low-Normal | High-Normal | Group statistics |
| n = 16, 8 M 8F | n = 14, 5 M 9F | ||
| Age | 8.27 (.10) | 8.28 (.11) | F < 1 |
| SES | 5.94 (.20) | 5.86 (.22) | F < 1 |
| Nonverbal IQ | 109.13 (3.36) | 107.93 (3.59) | F < 1 |
| Word Recall | 90.00 (2.78) | 118.71 (2.98) | F = 49.66, p < .001, |
| Grammar | 105.63 (2.73) | 107.86 (2.91) | F < 1 |
| Grammar | |||
|---|---|---|---|
| Characteristics | Low-Normal | High-Normal | Group statistics |
| n = 13, 5 M 8F | n = 17, 8 M 9F | ||
| Age | 8.35 (.11) | 8.23 (.10) | F < 1 |
| SES | 6.15 (.22) | 5.71 (.19) | F = 2.40, p = .132 |
| Nonverbal IQ | 105.69 (3.66) | 110.77 (3.20) | F = 1.09, p = .305 |
| Word Recall | 100.08 (5.08) | 105.94 (4.44) | F < 1 |
| Grammar | 96.92 (1.81) | 114.12 (1.58) | F = 51.30, p < .001, |