Table 3.
ANOVA and ANCOVA Analyses of Intimate Partner Violence Means as a Function of Different Substance Problems and Categories, with Antisocial Behavior as the ANCOVA Covariate
| Panel I | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| ANOVAs | ANCOVAs | |||||||||
| Size | Drug | Drug × IPV Type | Drug | ASB | ||||||
| nNP | nP | F | η2 | F | η2 | F | η2 | F | η2 | |
| Substances | ||||||||||
| Nicotine | 60 | 90 | 11.54*** | .07 | 1.64 | .01 | 4.01* | .03 | 16.70*** | .10 |
| Alcohol | 54 | 96 | 8.37** | .04 | .23 | .00 | 3.52 | .02 | 22.88*** | .13 |
| Cannabis | 87 | 63 | 23.09*** | .14 | .52 | .00 | 15.41*** | .09 | 17.15*** | .10 |
| Cocaine | 132 | 18 | 4.12* | .03 | 2.09 | .01 | 1.71 | .01 | 24.16*** | .13 |
| Opiates | 141 | 9 | 3.72 | .02 | .08 | .00 | .87 | .01 | 21.54*** | .13 |
| Sedatives | 140 | 10 | .41 | .00 | .35 | .00 | .02 | .00 | 24.30*** | .14 |
| Amphetamines | 129 | 21 | 8.59** | .06 | .60 | .00 | 3.27 | .02 | 18.96*** | .11 |
| Hallucinogens | 122 | 28 | 14.15*** | .09 | .11 | .00 | 10.11** | .06 | 20.55*** | .12 |
| Panel II | ||||||||||
| ANOVAs | ANCOVAs | |||||||||
| Size | Drug | Drug χ IPV Type | Drug | ASB | ||||||
| nNP | nP | F | η2 | F | η2 | F | η2 | F | η2 | |
| Categories | ||||||||||
| Any | 30 | 120 | 10.89*** | .07 | .41 | .00 | 4.68* | .03 | 18.08*** | .11 |
| Psychoactive | 43 | 107 | 9.65** | .06 | .00 | .00 | 4.83* | .04 | 19.54*** | .12 |
| Illicit | 80 | 70 | 27.69*** | .16 | .82 | .01 | 17.37*** | .11 | 14.78*** | .09 |
| Hard Drug | 108 | 42 | 25.37*** | .15 | .01 | .00 | 16.93*** | .10 | 16.51*** | .10 |
Note. nNP = n no drug problem, nP = n drug problem.