Full sample

All violent youth

All victimized youth

Variable

Mean

(S.D.)

Mean

(S.D.)

Mean

(S.D.)

Focal items

Violent victimization (W1)

.266

(.581)

.610

(.782)

-

Violent victimization (W3)

.102

(.366)

.186

(.481)

.236

(.553)

Violent perpetration (W1)

.443

(.705)

-

1.105

Violent perpetration (W3)

.180

(.490)

.323

(.634)

.349

(.652)

Educational attainment

1.378

(.724)

1.169

(.775)

1.138

(.775)

Depression (W1)

5.716

(4.238)

6.753

(4.502)

6.974

(4.552)

Depression (W3)

4.491

(4.054)

4.986

(4.309)

5.007

(4.342)

Controls

Female

.492

(.500)

.365

(.481)

.281

(.450)

Hispanic

.118

(.323)

.140

(.346)

.167

(.373)

Non-Hispanic Black

.158

(.365)

.194

(.396)

.209

(.407)

Non-Hispanic Asian

.037

(.188)

.033

(.178)

.029

(.167)

Non-Hispanic native American/other

.016

(.125)

.020

(.142)

.020

(.141)

Age (W1)

15.943

(1.808)

15.834

(1.752)

16.168

(1.752)

Age (W1) squared

257.464

(57.931)

253.796

(56.015)

264.469

(56.687)

Age (W3)

21.822

(1.867)

21.714

(1.813)

22.063

(1.823)

Age (W3) squared

479.692

(81.926)

474.775

(79.419)

490.101

(80.649)

Urbanicity

.268

(.443)

.297

(.457)

.339

(.474)

Neighborhood poverty

.095

(.074)

.103

(.078)

.108

(.078)

Family SES

5.680

(2.630)

5.270

(2.561)

5.279

(2.539)

Family structure

.561

(.496)

.499

(.500)

.443

(.497)

GPA

2.811

(.769)

2.576

(.761)

2.502

(.754)

Low self control

5.471

(3.331)

6.764

(3.516)

6.963

(3.669)