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. 2012 Nov;21(4):282–288.

Table 3.

Response to medication according to IQ level

Borderline (Bord.) IQ Average (Av.) IQ Superior (Sup.) IQ Statistics Degrees of freedom (df) Pa
IQ range 70 ≤ FSIQ < 80 80 ≤ FSIQ < 120 FSIQ ≥ 120
Change in CGI-Pbtotal score (SD) 8.13 (14.16) 4.56 (14.41) 1.91 (11.57) F = 1.563 2 0.211
  Bord. vs Av. IQ t = 1.474 417 0.141
  Av. vs Sup. IQ t = 0.848 400 0.397
  Bord. vs Sup. IQ t = 1.754 59 0.085
Change in CGI-P restless-impulsive score (SD) 8.36 (13.40) 5.40 (14.26) 1.95 (12.43) F = 1.506 2 0.223
  Bord. vs Av. IQ t = 1.241 417 0.215
  Av. vs Sup. IQ t = 1.109 400 0.268
  Bord. vs Sup. IQ t = 1.838 59 0.071
Change in CGI-P emotional lability score (SD) 5.26 (17.12) 1.78 (15.15) 1.86 (11.71) F = 0.927 2 0.396
  Bord. vs Av. IQ t = 1.346 417 0.179
  Av. vs Sup. IQ t = 0.024 400 0.981
  Bord. vs Sup. IQ t = 0.825 59 0.412
Change in CGI-Tb total score (SD) 8.57 (13.80) 9.85 (13.18) 9.82 (12.40) F = 1.59 2 0.853
  Bord. vs Av. IQ t = 0.562 402 0.575
  Av. vs Sup. IQ t = 0.011 387 0.991
  Bord. vs Sup. IQ t = 0.349 57 0.728
Change in CGI-T restless-impulsive score (SD) 8.11 (12.62) 9.35 (12.23) 8.82 (10.76) F = 0.185 2 0.831
  Bord. vs Av. IQ t = 0.585 402 0.559
  Av. vs Sup. IQ t = 0.198 38 0.843
  Bord. vs Sup. IQ t = 0.220 57 0.826
Change in CGI-T emotional lability score (SD) 6.22 (15.10) 7.78 (13.59) 7.91 (14.24) F = 0.221 2 0.802
  Bord. vs Av. IQ t = 0.660 402 0.510
  Av. vs Sup. IQ t = 0.043 387 0.965
  Bord. vs Sup. IQ t = 0.425 57 0.672
Change in RASSb (SD) 27.14 (40.07) 27.07 (30.72) 29.47 (23.32) F = 0.75 2 0.928
  Bord. vs Av. IQ t = −0.014 464 0.989
  Av. vs Sup. IQ t = 0.399 448 0.690
  Bord. vs Sup. IQ t = 0.274 68 0.785

χ2 for Chi-square, F for Anova, t for T-test

a

Significance set at p = 0.05

b

CGI-P: Conners Global Index – Parent version; CGI-T: Conners Global Index – Teacher version; RASS: Restricted Academic Situation Scale