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. Author manuscript; available in PMC: 2015 Dec 1.
Published in final edited form as: Sch Psychol Q. 2014 Dec;29(4):452–468. doi: 10.1037/spq0000101

Table 2.

Participant characteristics with results from chi-square and ANOVA comparisons of the three groups.

Variable Students with IEPs (N=60) Students with 504 Plans (N=37) Students with Neither (N=229) χ2(1, N=97)
Gender
N (%)
 Male 44 (73.3%) 26 (70.3%) 162 (70.7%) 0.17
 Female 16 (26.7%) 11 (29.7%) 67 (29.3%)
Grade
 6th 33 (55.0%) 11 (29.7%) 85 (37.1%)
 7th 10 (16.7%) 18 (48.6%) 84 (36.7%) 3.73
 8th 17 (28.3%) 8 (21.6%) 60 (26.2%)
Race
 African American 7 (11.7%) 2 (5.4%) 29 (12.7%)
 White 40 (66.7%) 31 (83.8%) 180 (78.6%)
 More than one Race 6 (10.0%) 4 (10.8%) 17 (7.4%) 19.21
 Not reported 4 (6.6%) - 1 (0.4%)
 Other 3 (5.2%) - 2 (0.9%)
Income
 Below $12,500 16 (26.6%) 5 (13.5%) 25 (10.9%) 24.00
 $12,501–$37,499 22 (36.7%) 9 (24.3%) 48 (20.9%)
 $37,500–$87,499 15 (25.0%) 18 (48.6%) 96 (41.9%)
 $87,500–$124,999 4 (6.7%) 2 (4.5%) 27 (11.8%)
 $125,000+ 1 (1.7%) 3 (8.1%) 31 (13.3%)
 Not Reported 2 (3.3%) - 2 (0.9%)
Learning Disability
 Parent Reported 19 (31.0%) 5 (13.5%) 19 (8.3%) 22.68**
ADHD Subtype
 Inattentive 29 (48.3%) 11 (29.7%) 127 (55.5%) 9.32
 Hyperactive/Impulsive - - 1 (0.4 %)
 Combined 31 (51.7%) 26 (70.3%) 101 (44.1%)
ADHD, ODD, and CD Symptoms1
M (SD) F (2, 326)
 Inattentive 5.9 (2.67) 7.42 (2.18) 6.84 (2.18) 5.42**
 Hyperactive/Impulsive 3.55 (2.98) 4.31 (2.68) 3.76 (2.86) 0.73
 ODD 2.19 (2.33) 2.97 (2.77) 3.02 (2.61) 2.66
 CD 0.57 (1.14) 0.67 (1.17) 0.75 (1.32) 0.55
Cognitive/Achievement Scores
 WIAT-III Basic Reading t-score 87.25 (13.78) 99.57 (13.04) 96.71 (13.73) 13.26**
 WIAT-III Math t-score 83.15 (14.24) 94.43 (14.61) 92.41 (14.45) 10.862**
 WISC-IV FSIQ 90.05 (8.86) 98.00 (13.87) 94.85 (12.98) 8.24**
1

Parent reported symptoms on the DBD (Pelham, Gnagy, Greenslade & Milich, 1992)

**

p<.005;

*

p <.05