Table 3. Study Results Included in Meta-Analyses.
Number of Effect Sizes | |
---|---|
Type of risk factor: | |
Individual | 32 |
Early health | 23 |
Parenting | 14 |
Family | 27 |
Behavioral outcome: | |
Aggression | 20 |
Conduct problems | 50 |
Violence | 24 |
Crime | 2 |
Participant sex: | |
Females only | 14 |
Males only | 19 |
Females and males | 63 |
Effect size (d): | |
<−0.50 | 3 |
−0.50 to 0.20 | 7 |
−0.20 to 0.00 | 13 |
0.01 to 0.20 | 31 |
0.21 to 0.50 | 19 |
0.51 to 0.80 | 8 |
0.81 to 1.00 | 5 |
>1.00 | 10 |
Bivariate/adjusted effect size: | |
Bivariate | 89 |
Adjusted | 7 |
Country of study: | |
Barbados | 2 |
Brazil | 41 |
Chile | 2 |
China | 27 |
Croatia | 1 |
Czech Republic | 1 |
Jamaica | 3 |
Mauritius | 3 |
Philippines | 1 |
Poland | 1 |
Puerto Rico | 1 |
Russia | 5 |
South Africa | 6 |
Yugoslavia | 2 |