Table 1.

Attrition Analysis and Descriptive Statistics for Males

Variable	Mean (Std. deviation) % of selected sample (310)	Mean (Std. deviation) % of unselected sample (52)	P-value
	Childhood Aggressive/disruptive behavior*
Grade 1 Fall	1.80 (0.96)	1.69 (0.93)	0.419
Grade 1 Spring	1.87 (0.98)	1.77 (1.00)	0.524
Grade 2 Spring	2.11 (1.13)	1.71 (0.89)	0.019
Grade 3 Spring	2.17 (1.02)	1.80 (1.05)	0.083
	Early Adolescent Aggressive/disruptive behavior*
Grade 6 Spring	1.99 (0.86)	1.71 (0.81)	0.614
Grade 7 Spring	1.87 (0.72)	1.87 (0.78)	0.998
Grade 8 Spring	1.91 (0.72)	1.66 (0.78)	0.509
Grade 9 Spring	1.81 (0.76)	1.68 (0.75)	0.745
Grade 10 Spring	1.64 (0.61)	1.83 (1.02)	0.769
	Covariates
SES (1=lower SES)	70.3%	70.2%	1.000
Race (1=African American)	86.5%	78.8%	0.201
Age in Grade 1 Fall (1=Older than 7)	3.5%	5.8%	0.434
Classroom Centered intervention	33.9%	30.8%	0.752
Family School Partnership intervention	33.9%	46.2%	0.117
	Gambling**
Any Gambling	67.0%	57.6%	0.514
At-Risk or Problem Gambling	20.7%	15.2%

^*Assessed via TOCA-R Aggressive/Disruptive Behavior Subscale & TRCB-CF Conduct Disorder Subscale

^**Assessed via SOGS-RA