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Table 1 Personality traits as measured by HP5i in adolescents with ADHD on long-term medication

From: Impact of personality on adherence to and beliefs about ADHD medication, and perceptions of ADHD in adolescents

 ADHD totalMales with ADHDFemales with ADHD
(n = 99)(n = 64)(n = 35)
mean (SD)mean (SD)mean (SD)
Negative Affectivitya2.26 (0.64)2.09 (0.58)2.56 (0.62) b ***
Antagonisma2.44 (0.83)2.43 (0.78)2.46 (0.93) b
Impulsivitya2.65 (0.84)2.52 (0.78)2.89 (0.91) b*
Hedonic Capacitya3.13 (0.50)3.19 (0.45)3.01 (0.58) b
Alexithymiaa2.12 (0.64)2.16 (0.64)2.06 (0.64) b
  1. Note. aHealth-Relevant Personality Traits Five-Factor Inventory, bComparison between genders in ADHD population, Mann-Whitney’s U-test, * = p < 0.05, ** = p ≤ 0.01, *** = p < 0.001