Table 1.
Demographic Statistics and Screening Characteristics of Participants.
| MD | TA | ||
|---|---|---|---|
| Numbers | Numbers | ||
| Male | 18 | Male | 23 |
| Female | 21 | Female | 21 |
| Total | 39 | Total | 44 |
| Age | Age | ||
| M | 6.6 | M | 6.56 |
| Range | 6.0–7.3 | Range | 6.4–7.04 |
| SD | .47 | SD | .47 |
| Language | Language | ||
| English as a first language | 88% | English as a first language | 91% |
| English as a second language | 12% | English as a second language | 9% |
| Grade level | 1 | Grade level | 1 |
| Time in special ed. placement | 0 | Time in special ed. placement | 0 |
| Intelligence | Intelligence | ||
| M | 99 | M | 112 |
| Range | 74–122 | Range | 79–139 |
| Tests used WJ COG-III VCI | Tests used WJ COG-III VCI | ||
| Word Attack reading | Word Attack reading | ||
| M | 104 | M | 115 |
| SD | 9.27 | SD | 10.75 |
| Range | 94–130 | Range | 99–143 |
| Word identification | Word identification | ||
| M | 110 | M | 118 |
| SD | 9.14 | SD | 10.30 |
| Range | 79–122 | Range | 99–142 |
| Math calculation | Math calculation | ||
| M | 78 | M | 110 |
| SD | 23 | SD | 7.37 |
| Range | 73–118 | Range | 96–131 |
| Applied problems | Applied problems | ||
| M | 92 | M | 111 |
| SD | 9.10 | SD | 9.47 |
| Range | 73–118 | Range | 97–136 |
| Location | Location | ||
| Geographic region locale | Suburban | Geographic region locale | suburban |
Note: Tests used: For verbal comprehension, Woodcock–Johnson Tests of Cognitive Abilities–III; for word attack, word identification, math calculation, and applied problems, Woodcock–Johnson Tests of Achievement–Third Edition. MD = math disability; TA = typically achieving.