Table 1.

Demographics of Samples for Logistic Regression and ROC Analyses

	Adolescent Subsample Ages 14–19	Young Adult Subsample Ages 18–24
Race
Black	85	150
White	208	320
Asian	35	40
Multi-Racial	6	80
Native Amer.	4	0
Other	21	24
Sex
Male	109	409
Female	250	204
Mean Age (SD)	18.35 (1.52)	19.63 (1.76)
Diagnosis
ADHD	33	30
BD	37	119
UPD	68	160
No Dx	233	327
Total	359	614

Note. A total of 17 participants met criteria for both BD and ADHD.