Table 1.

Demographic Characteristics of the Study Sample

	High BAS (N = 98)	Moderate BAS (N = 63)
Age	18.15 (1.58)	17.99 (1.56)
Sex	62.3% Female	72.0% Female
Race	55.6% Caucasian	47.2% Caucasian
	21.2% African American	36.1% African American
	14.1% Asian/Pacific Islanders	13.9% Asian/Pacific Islanders
	2.0% Biracial	0.0% Biracial
	4.0% Other	4.7% Other
Ethnicity	8.1% Hispanic/Latino	5.6% Hispanic/Latino
BIS	20.01 (4.17)	19.46 (2.90)
BAS-T*	46.00 (2.73)	38.13 (0.87)
SP	10.89 (5.36)	11.08 (5.02)
SR*	18.16 (1.90)	11.30 (2.19)
BDI (Time 1)	6.88 (6.77)	5.59 (5.30)
BDI (Follow-up)	5.74 (6.62)	4.28 (6.26)
MDE History	39.3%	29.2%

^*p < .05.

Note. Standard deviations are in parentheses. BIS = Behavioral Inhibition System scores from the BIS/BAS Scales; BAS-T = Behavioral Approach System – Total scores from the BIS/BAS Scales; SP = Sensitivity to Punishment scores from the SPSRQ; SR = Sensitivity to Reward from the SPSRQ; BDI = Beck Depression Inventory; ASRM = Altman Self-Rating Mania Scale; MDE = Major Depressive Episode.