Table 3.
Intercourse initiation | Noncoital sexual behaviorcd | Less than consistent condom usee | |||||||
---|---|---|---|---|---|---|---|---|---|
Predictor variable | b | SE | p | b | SE | p | b | SE | p |
Virginity pledgea | −.50 | .22 | .02 | −.36 | .23 | .11 | −.40 | .34 | .25 |
Covariates | |||||||||
Age, y | .10 | .11 | .36 | .10 | .09 | .24 | .58 | .14 | <.001 |
Femalea | .40 | .26 | .12 | .04 | .26 | .88 | 1.21 | .41 | .003 |
Race/ethnicityb | |||||||||
African Americana | .85 | .52 | .10 | −.08 | .46 | .87 | .35 | .55 | .53 |
Hispanica | −.29 | .52 | .58 | −.43 | .42 | .30 | −.51 | .88 | .56 |
Othera | 1.39 | .45 | .001 | −.18 | .63 | .77 | −.57 | .69 | .41 |
Lives with both parentsa | −.11 | .35 | .76 | .09 | .33 | .79 | −.73 | .44 | .10 |
Has at least one older siblinga | −.19 | .27 | .48 | .35 | .25 | .15 | .53 | .36 | .15 |
Parent education | −.16 | .08 | .04 | −.01 | .08 | .92 | .13 | .12 | .28 |
Parental monitoring | −.31 | .22 | .14 | .17 | .24 | .48 | .03 | .31 | .93 |
Perceives parent disapproval of sexa | 1.47 | 1.09 | .18 | −.71 | 1.27 | .58 | 1.34 | .87 | .12 |
Has mostly older friends a | .20 | .31 | .53 | −.45 | .40 | .26 | −.18 | .48 | .72 |
Religiosity | −.21 | .20 | .30 | −.13 | .24 | .59 | .39 | .30 | .21 |
Sensation-seeking | −.20 | .12 | .10 | −.24 | .11 | .04 | −.15 | .20 | .46 |
Deviant behavior | .14 | .08 | .11 | −.10 | .10 | .33 | . 00 | .09 | .96 |
Self-esteem | .05 | .26 | .86 | −.19 | .26 | .46 | −.12 | .42 | .78 |
Perceived prevalence of sex among peers | .34 | .25 | .17 | −.19 | .21 | .37 | −.22 | .24 | .35 |
Perceived peer approval of sex | .29 | .12 | .02 | .05 | .14 | .71 | .62 | .18 | <.001 |
Participation in activities or clubs | −.04 | .37 | .79 | −.11 | .13 | .41 | −.09 | .16 | .60 |
Intention to marry before age 22a | −.03 | .37 | .93 | .45 | .36 | .21 | .95 | .51 | .06 |
Intention to have children before age 22 a | .33 | .56 | .56 | −.14 | .85 | .87 | 1.37 | .81 | .09 |
Low sex self-efficacy | −.52 | .21 | .01 | −.07 | .18 | .70 | .58 | .29 | .05 |
Sexual knowledge | .04 | .13 | .75 | −.03 | .12 | .79 | −.02 | .26 | .95 |
Positive sex expectancies | .20 | .20 | .32 | .40 | .22 | .07 | −.31 | .29 | .28 |
Perceived risk of unprotected sex | .43 | .24 | .07 | .06 | .25 | .80 | .50 | .38 | .18 |
Note. All predictor variables measured at T1.
Dichotomous predictor
The comparison group was non-Hispanic white.
Among those not initiating intercourse
Controls for level of noncoital sexual behavior at T1
Among those initiating intercourse