Table 2.
Assessments of intellectual and executive function
| KCNJ11-related NDM without delay | Sibling controls | P | |
|---|---|---|---|
| WASI-II (n) | 10 | 9 | |
| IQ | 91.1±11.3 | 111.0±8.3 | <0.005 |
| Matrix reasoning | 47.9±7.1 | 55.1±8.9 | NS (0.09) |
| Matrix Vocabulary | 48.1±4.5 | 58.8±6.4 | <0.01 |
| D-KEFS (n) (Scaled Score) | 9 | 7 | |
| Condition 1 Visual scanning | 8.0±2.2 | 11.7±2.7 | <0.01 |
| Condition 2 Number sequencing | 8.2±3.0 | 11.57±2.4 | <0.05 |
| Condition 3 Letter sequencing | 8.0±2.5 | 11.0±4.7 | <0.05 |
| Condition 4 number-letter switching | 7.6±2.8 | 9.86±3.3 | NS |
| Condition 5 Motor speed | 9.9±1.6 | 10.6±3.9 | NS |
| WISC-IV (n) (Standard Scores) | 9 | 9 | |
| Backward | 7.7±2.4 | 11.4±2.2 | <0.005 |
| Forward | 7.6±1.8 | 10.7±1.6 | <0.005 |
| Combined | 7.1±1.9 | 11.0±1.7 | <0.001 |
| WIAT-III (n) (Standard Scores) | 10 | 10 | |
| Numerical | 93.7±11.5 | 102.5±14.7 | NS |
| Spelling | 99.9±14.3 | 103.3±15.3 | NS |
| Reading | 95.9±9.5 | 110.4±11.0 | <0.01 |
NS, Not statistically significant