Table 1

Study Characteristics and Effect Sizes

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Note.
N
= 25.367; P = Posttraumatic stress disorder; D = Depression; S = Suicide; SP = Sexual promiscuity; V= Victim-perpetrator cycle; A = [Poor] Academic achievement.

   

Author

Country

n

Unweighted d

Outcome

Statistics used

Astin, Ogland-Hand, Coleman, & Foy (1995

USA

50

.31

P

%, X2, F

Bagley (1991)

Canada

750

.31, .23, .13

P, D, S

%, r, t

Bagley & Genuis (1992)

Canada

200

.70, .45

P, V

%, r

Bagley & McDonald (1984

Canada

62

1.5

D

%, r, R2

Bagley & Shewchuck-Dann (1991)

Canada

382

.52, .10, 1.29, 0

P, D, S, A, V

%, X2

Bagley, Wood & Young (1994)

Canada

698

.71, .74, .69

P, D, S

%, r, t, R2

Bagley, Wood & Young (1994)

Canada

685

2.47, 3.31, 1.25

P, D, S

%, r, t, R2

Bagley & Young (1987)

Canada

90

1.5

SP

%, R2

Caffaro-Rouget, Lang, & vanSanten ( 1989)

Not reported

297

0, 0

SP, A

%, X2

Calverley, Fischer, & Ayoub(I994)

USA

16

.72

P

%, r, z

Collings (1995)

South Africa

258

.17, .-0.7

P, D

%, F

Collings (1995)

South Africa

228

1.2, .76

P, D

%, F

Conte & Schuerman(1987)

USA

687

0, 0, 0, 0, 0

P, D, S, SP, V

%, t, X2, R2

Dubowitz, Black, Harrington, & Verschoore (1993)

USA

163

1.0, 1.08

P, D

%, t

Dutton & Hart (1992)

Canada

598

.21

V

%, X2

 Frazier & Cohen (1992)

USA

82

.37, .72, .95, .14

P, D, S, A

%, r

Fromuth & Burkhart (1989)

USA

253

.24, .32, .24

P, D, SP

%, r

Fromuth & Burkhart (1989)

USA

329

-.08, .04, .06

P, D, SP

%, r

Gleaves & Eberenz (1993)

USA

535

.52

S

%, X2

Hanson, Lipovsky, & Saunders (1994) USA 74 .30, .40, .44 P, D, V %, F, t
Herbert (1987) Canada 63 0, 0, 0, 0, .10 P, D, S, SP %, 
Higgins & McCabe (1994) Australia 199 .39, .46 P, D %, X2, F, R2
Himelein (1995) USA 100 .56 SP %, X2, r, t
Hunter (1991) USA 104 .73, 1.07 P, D %, t, X2, F
Johnson (1988) USA 47 .91 V %
Kolko & Moser (1988) USA 51 .48, .51, .45 P, D, SP %, r, t, F
Kolko. Moser, & Weldy (1990) USA 153 0, 2.9 D, SP %, X2, F
Kuyken & Brewin (1995) England 91 .63, .47, .52 P, D, S r, F
 Mannarino. Cohen, & Berman (1994) USA 80 .95 P r
Mayall & Gold (1995) USA 654 .33 SP F. r, X2
Metcalfe, Oppenheimer, Dignon, & Palmer (1990)

England

100 .29 D %
Mullen, Martin, Anderson. Romans, & Herbison (1994) Australia 496 .17, 0, .13 P, D, SP %, X2, F
Parker & Parker (1991) USA 491 .01 P %, F
Seng (1989) USA 105 1.95, 1.04, 1.17 D, S, A %, Fisher's
Silbert & Pines (1981) USA 200 1.43 SP %, F
Tong, Oates, & McDowell (1987) Australia 90 -.69, .59, -.42 P, D, A %, X2, t
Trickett. McBride-Chang. & Putnam (1994) USA 147 .56, .64, .57 P, D, A %, r, R2
Widom & Ames (1994) USA 820 .13, .11 SP, V %, X2, z
Wind & Silvern (1994) USA 193 .74, .52, .40 P, D, SP %, t, F, R2
Worling (1995) Canada 87 .72 V %, X2

 

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