TABLE 2—
Mean Differences in Study Variables as Function of Past-Year Sexual Aggression: Wayne, Oakland, and Macomb Counties, MI; 2008–2009
| Variables | Min–Max | Past-Year Nonperpetrators, Mean (SD) | Past-Year Perpetrators, Mean (SD) | F(1, 121) | P | η2 |
| Baseline perpetration statusa | 0–1 | 0.34 (0.47) | 0.70 (0.46) | 48.16 | .001 | 0.103 |
| Age, y | 19–37 | 24.95 (5.03) | 23.94 (4.72) | 3.37 | .067 | 0.008 |
| Studentb | 0–1 | 0.17 (0.38) | 0.26 (0.44) | 3.99 | .046 | 0.009 |
| Satisfaction with male friends | 1–5 | 3.80 (0.92) | 3.58 (1.08) | 4.12 | .043 | 0.010 |
| Pressure for sex using any tactic | 1–5 | 1.18 (0.46) | 1.56 (0.88) | 32.84 | .001 | 0.072 |
| Comfort with objectifying statements | 1–7 | 3.64 (1.63) | 4.16 (1.61) | 8.14 | .005 | 0.019 |
| Comfort with egalitarian statements | 1–7 | 6.16 (1.18) | 5.42 (1.62) | 25.93 | .001 | 0.058 |
| Number of objectifying statements | 0–7 | 1.26 (1.50) | 1.94 (1.70) | 15.10 | .001 | 0.035 |
| Number of egalitarian statements | 0–8 | 1.42 (1.71) | 0.81 (1.16) | 11.84 | .001 | 0.027 |
Note. Max = maximum value; Min = minimum value.
a
Coded as 0 = nonperpetrator; 1 = perpetrator.
b
0 = primary identification not as a student; 1 = primary identification as a student.