Table 2. Means, standard deviation, Cohen’s d effect size and MANCOVA analysis of ADHD and control groups on BFQ-C self-report measures.

	ADHD (n = 75)	CG (n = 43)			Univariate
BFQ-C personality factors	Mean (SD)	Mean (SD)	t	df	p	Cohen’s d
Conscientiousness	-.474 (.684)	.827 (.925)	8.047	116	.001	1.668
Extraversion	-.052 (.981)	.091 (1.03)	0.753	116	.453	0.139
Agreeableness	-.252 (.893)	.439 (1.03)	3.816	116	.001	0.731
Neuroticism	.172 (.972)	-.301 (.987)	2.533	116	.01	0.470

ADHD: attention deficit hyperactivity disorder; CG: control group; SD: (Standard deviation); d: Cohen’s d effect size; df: degree of freedom.