Table 1.

Demographic characteristics at baseline and follow-up.

	Controls (n = 20)		Heavy drinkers (n = 20)
	M	SD	M	SD
Gender (% female)	35%		40%
Race (% Caucasian)	70%		70%
Family history of alcoholism (%)	25%		35%
Baseline
Age (range: 12–17)	14.94	1.50	15.07	1.25
Hollingshead index of social position score	26.20	17.51	19.35	11.41
Parent annual salary ($)	101.40	68.34	105.25	45.53
WASI Vocabulary T-score	53.00	10.01	59.91	5.28
Grade point average	3.70	0.49	3.56	0.45
Females’ Pubertal Development Scale total	4.00	0.63	4.67	0.50
Males’ Pubertal Development Scale total	3.38	0.96	3.55	0.52
Beck Depression Inventory total	1.65	2.01	2.15	2.72
Spielberger State Anxiety total	26.80	5.24	26.95	5.66
CBCL/ASR internalizing T-score	44.94	9.44	45.74	10.73
CBCL/ASR externalizing T-score	39.06	6.85	44.00	8.42
Follow-up
Age (range: 15–21)	17.15	1.55	18.03	1.96
Grade point average	3.44	0.49	3.43	0.56
Female Pubertal Development Scale total	4.43	0.53	4.67	0.52
Male Pubertal Development Scale total	4.08	0.79	4.10	0.57
Beck Depression Inventory total	1.30	1.66	2.75	4.00
Spielberger State Anxiety total	25.10	5.59	23.35	3.22
CBCL/ASR internalizing T-score	42.84	8.10	40.74	8.95
CBCL/ASR externalizing T-score	42.53	7.28	46.63	10.26

Abbreviations: WASI, Weschler Abbreviated Scale of Intelligence; CBCL, Child Behavior Checklist; ASR, Adult Self Report.

Note: Hollingshead scores: higher scores represent lower socioeconomic status; annual salary based on $100 K US dollars; grade point average on a 0–4.0 scale, with higher scores corresponding to better grades; pubertal development scores range from 1 to 5, with higher numbers corresponding to more mature developmental levels. Beck Depression Inventory and Spielberger State Anxiety scores: higher scores represent more depressive or anxiety symptoms.

Ethnicity was: 70% Caucasian, 8% Latino/a, 4% Asian, and 18% multiracial (no significant group differences).

Note: There were no significant group differences on any demographic variable.