Table 3.

Adjusted Prevalence of Physical DV Perpetration by Risk Behaviors and Sex

	PR (95% CI)a
Risk Behavior	All Respondents (N=1398)	Boys (n=653)	Girls (n=745)
Substance use, past 30 d
Alcohol use	1.68 (1.22-2.31)	2.05 (1.15-3.64)	1.53 (1.10-2.11)
Tobacco use	1.92 (1.48-2.49)	2.14 (1.15-3.97)	1.89 (1.44-2.49)
Marijuana use	1.79 (1.41-2.28)	2.15 (1.33-3.48)	1.84 (1.46-2.32)
Delinquency, past year
Carried a knife	1.96 (1.49-2.57)	3.69 (1.80-7.56)	2.40 (1.81-3.17)
Gang member/involvement with justice system	1.95 (1.62-2.36)	2.91 (2.00-4.24)	2.11 (1.74-2.57)
Academic performance
School failure, past year	1.29 (1.03-1.61)	1.33 (0.75-2.36)	1.42 (1.17-1.73)
Truancy, past 30 d	1.50 (1.16-1.95)	2.48 (1.65-3.71)	1.21 (0.87-1.67)
Family violence
Physically assaulted by a caregiver, past year	1.90 (1.50-2.42)	2.35 (1.39-3.97)	1.64 (1.25-2.15)
Physically assaulted a sibling, past 30 d	2.41 (2.03-2.87)	3.81 (2.07-6.99)	1.83 (1.44-2.31)
Peer and community violence
Physically assaulted by a peer, past year	1.73 (1.40-2.13)	2.64 (1.79-3.89)	1.78 (1.40-2.27)
Physically assaulted a peer, past 30 d	2.82 (2.14-3.73)	5.13 (3.15-8.35)	2.57 (1.87-3.52)
Witnessed physical assault/homicide, past year	2.38 (1.88-3.03)	3.60 (1.75-7.40)	2.28 (1.82-2.85)

Abbreviations: CI, confidence interval; DV, dating violence; PR, prevalence ratio.

^aPrevalence ratios are adjusted for age and school clustering.