Table 1.
Demographic and cognitive profiles of the whole sample and the TD/MLD subgroups.
| The whole sample |
TD |
MLD |
|||
|---|---|---|---|---|---|
| N | Range | Mean (SD) | Mean (SD) | Mean (SD) | |
|
| |||||
| Gender (Female/Male) | 25F/20M | 12F/12M | 13F/8M | ||
| Grade (2nd/3rd) | 15/30 | 7/17 | 8/13 | ||
| Age | 45 | 7.14–9.92 | 8.37 (0.64) | 8.40 (0.64) | 8.34 (0.65) |
| WASI | |||||
| VIQ | 45 | 79–138 | 110 (12.47) | 111.88 (12.46) | 107.86 (12.43) |
| PIQ | 45 | 77–145 | 108.38 (12.8) | 109.38 (12.71) | 107.24 (13.12) |
| FSIQ | 45 | 84–128 | 110.2 (10.5) | 111.83 (10.26) | 108.33 (10.69) |
| WIAT-II | |||||
| Word Reading | 45 | 77–130 | 106.29 (11.26) | 110.38 (9.36) | 101.62 (11.64) |
| Numerical Operations | 45 | 77–131 | 98.73 (15.01) | 110.75 (9.6) | 85.00 (4.29) |
| Reading | |||||
| Comprehension | 45 | 88–124 | 106.73 (10.06) | 109.04 (10.19) | 104.10 (9.45) |
| Math Reasoning | 45 | 50–130 | 104.69 (14.78) | 109.17 (15.64) | 99.57 (12.16) |
| WMTB-C | |||||
| Digit Recall | 45 | 73–145 | 106.47 (16.57) | 107.42 (16.3) | 105.38 (17.22) |
| Block Recall | 44 | 64–114 | 93.55 (11.72) | 96.21 (11.39) | 90.35 (11.6) |
| Count Recall | 45 | 56–117 | 85.38 (18.82) | 88.04 (20.03) | 82.33 (17.31) |
| Digit Backward Recall | 45 | 70–131 | 96.29 (16.53) | 100.42 (15.4) | 91.57 (16.88) |
Notes: WASI = Wechsler Abbreviated Scale of Intelligence; WIAT-II = Wechsler Individual Achievement Test (Second Edition); WMTB-C = Working Memory Test Battery for Children.