Table 2.
Summary of hierarchic regression analysis for variables predicting violence at ages 13–14 years—core variables (n=681)
| Model 1 | Model 2 | Model 3 | Model 4 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| ||||||||||||
| B |
p- value |
OR (95% CI) |
B |
p- value |
OR (95% CI) |
B |
p- value |
OR (95% CI) |
B | p-value | OR (95% CI) |
|
| Male | 0.077 | 0.659 | 1.080 (0.77,1.52) |
−0.055 | 0.761 | 0.946 (0.66, 1.35) |
−0.086 | 0.640 | 0.918 (0.641,1.31) |
−0.261 | 0.182 | 0.771 (0.525,1.130) |
| Poverty | 0.387 | 0.044 | 1.472 (1.01,2.15) |
0.321 | 0.099 | 1.378 (0.94, 2.02) |
0.333 | 0.091 | 1.396 (0.95, 2.05) |
0.216 | 0.294 | 1.241 (0.829,1.859) |
| African-American | 0.170 | 0.436 | 1.185 (0.773,1.82) |
0.130 | 0.555 | 1.139 (0.74, 1.76) |
0.196 | 0.383 | 1.216 (0.78, 1.89) |
0.183 | 0.434 | 1.200 (0.760,1.897) |
| Native American | 0.961 | 0.011 | 2.614 (1.25,5.46) |
0.923 | 0.015 | 2.518 (1.19, 5.31) |
0.991 | 0.010 | 2.695 (1.27,5.74) |
1.056 | 0.009 | 2.876 (1.306,6.33) |
| Asian American | −1.153 | 0.000 | 0.316 (0.18, 0.55) |
−0.983 | 0.001 | 0.374 (0.214, 0.654) |
−0.878 | 0.002 | 0.416 (0.24, 0.73) |
−0.604 | 0.043 | 0.547 (0.304,0.981) |
| Attention problem/ADHD ages 1012 years(R) |
0.741 | 0.000 | 2.099 (1.42, 3.11) |
0.693 | 0.001 | 2.000 (1.33, 3.02) |
0.682 | 0.002 | 1.978 (1.29,3.036) |
|||
| Low grades, ages 10–12 years (R) |
0.107 | 0.665 | 1.113 (0.69,1.803) |
0.057 | 0.821 | 1.059 (0.644,1.741) |
||||||
| School attachment ages 10–12 years (P) |
−0.572 | 0.012 | 0.565 (0.361, 0.883) |
−0.546 | 0.021 | 0.579 (0.364,0.921) |
||||||
| Low school commitment ages 10–12 years (R) |
0.248 | 0.264 | 1.282 (0.829,1.98) |
0.072 | 0.758 | 1.074 (0.681,1.694) |
||||||
| Peer delinquency ages 10– 12 years |
0.338 | 0.091 | 1.402 (0.948, 2.073) |
|||||||||
| Peer prosocial behavior ages 10–12 years |
−0.027 | 0.902 | 0.973 (0.633,1.496) |
|||||||||
| Neighborhood kids in trouble ages 10–12 years (R) |
0.543 | 0.015 | 1.722 (1.11, 2.667) |
|||||||||
| Perceived availability of and exposure to marijuana ages 10–12 years (R) |
0.894 | 0.000 | 2.445 (1.63, 3.663) |
|||||||||
| Nagelkerke R2 | 0.080 | 0.106 | 0.125 | 0.190 | ||||||||
| –2 Log-likelihood | 780.057 | 766.576 | 756.898 | 722.306 | ||||||||
| log-likelihood ratio test (χ2- value) |
39.194** | 13.481** | 9.678* | 34.592** | ||||||||
(R) indicates risk effect
(P) indicates direct protective effect