Table 3.

Prediction of Polygenic Risk Score for Attention-Deficit/Hyperactivity Disorder on Target and Control Phenotypes

Target or Control Phenotype	p	pT	R2 (%)	SNPs, n
Body Mass Index	4.5 × 10−129	.440	.448	69,995
Verbal-Numerical Reasoning	4.5 × 10−36	.418	.379	67,558
Alcohol Intake Frequency	8.1 × 10−29	.231	.093	44,307
Risk-Taking	9.3 × 10−25	.291	.115	52,388
Neuroticism	2.2 × 10−24	.139	.092	30,306
Tobacco Use	4.2 × 10−21	.485	.333	74,809
Height	8.7 × 10−20	.081	.030	20,147
Depressive Disorder	2.2 × 10−13	.033	.112	10,158
Age, Years	5.8 × 10−9	.177	.026	36,443
Alcohol Dependency	4.5 × 10−6	.175	.208	36,101
Anxiety Disorder	2.8 × 10−4	.116	.062	26,355
Visual Acuity	.005	.001	.029	792
Bipolar Disorder	.007	.117	.037	26,551
Hand Grip Strength	.024	.494	.002	75,689
Menstruation at Assessment	.115	.051	.025	14,128
No. of Cancers	.127	.131	.002	28,929
Schizophrenia	.162	.257	.053	47,870
Year of Assessment	.159	.036	.001	10,871
Sex of Child	.234	.010	.062	4085

Significance threshold set at p < 2.1 × 10⁻⁴.

SNP, single nucleotide polymorphism.