Path diagram showing relations between ADHD symptoms, neuropsychological performance, and EL, controlling for the effects of gender, age and IQ; arrows indicate the directions predicted by the mediation model.
a) Effect of NP on ADHD symptoms
b) Effect of ADHD symptoms on EL
c) Effect of NP on EL
c′) Effect of NP on EL if ADHD symptoms are controlled for
Abbreviations: ADHD, attention-deficit/hyperactivity disorder; EL, emotional lability; NP, neuropsychological performance; MRT, mean reaction time; SRC: standardized regression coefficients; |SRC|: SRC’s absolute value