Table 1.

Sample Means and Standard Deviations^a

Variables	Mean	SD	Minimum–Maximum
Outcome
Propensity for violencea	.07	.26	0–1
Individual-level Variables
Child physical abuse	.34	.47	0–1
Male	.51	.50	0–1
Ageb	14.03	2.49	9.11–19.89
African American	.32	.47	0–1
Hispanic	.47	.50	0–1
Caucasian	.17	.38	0–1
Low self-control	46.31	11.50	14–85
Parental warmth	6.25	1.97	0–9
Peer delinquency	14.65	3.05	7–27
Family SES	.19	1.00	−2.07 to 1.72
Parental criminality	.12	.33	0–1
Prior violence	.32	.46	0–1
Neighborhood-level Variablesc
Concentrated disadvantage	−.00	1.01	−1.51 to 2.35
Tolerance for deviance	−.00	.27	−.52 to .61
Tolerance for fighting among family/friends	.32	.12	.13 to .70

^aBased on 9,593 responses across 1,372 respondents living within 79 neighborhood clusters.

^bAt wave II.

^cBased on 79 neighborhood clusters.

Source: Project on Human Development in Chicago Neighborhoods, waves I and II.