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Table 3 Dimensional symptom scales of ADHD and disruptive behavior related to 5-HTT LPR genotype in boys

From: ADHD and Disruptive behavior scores – associations with MAO-A and 5-HTT genes and with platelet MAO-B activity in adolescents

  5-HTT genotype in boys   
Dimensional symptom scale SS short/short n = 12 Mean(S.D.) LS long/short n = 47 Mean(S.D.) LL long/long n = 45 Mean(S.D.) p p
ADHD inattentive 4.17(3.10) 6.08(4.25) 4.09(3.73) 0.867 0.122
ADHD hyperactive 3.17(3.43) 4.71(4.00) 3.02(2.97) 0.990 0.089
ADHD combined 7.33(6.05) 10.79(7.04) 7.11(6.43) 0.928 0.064
ODD 1.00(1.48) 2.17(2.82) 1.24(2.05) 0.817 0.079
CD 1.08(1.68) 1.49(2.47) 0.42(1.08) 0.328 0.006
ODD or CD 2.08(2.64) 3.66(4.90) 1.67(2.86) 0.651 0.018
  1. *Total number with the specific genetic marker
  2. SS and LL compared
  3. LS and LL compared