Table 1.

Multivariate Logistic Regression Predicting Making a Virginity Pledge at T1 (N= 1517)

Predictor variables	b	SE	p
Age, y	.18	.06	.002
Female^a	.02	.16	.92
Race/ethnicity^b
African American^a	−.13	.26	.62
Hispanic^a	−.22	.28	.42
Other^a	−.17	.33	.61
Lives with both parents^a	.17	.20	.40
Has at least one older sibling^a	.24	.15	.11
Parent education	−.02	.15	.65
Parental monitoring	.31	.13	.01
Perceives parent disapproval of sex^a	.97	.49	.04
Has mostly older friends	.16	.22	.47
Religiosity	.95	.13	<.001
Sensation-seeking	−.02	.07	.81
Deviant behavior^c	.04	.05	.45
Self-esteem	.15	.15	.32
Perceived prevalence of sex among peers	−.18	.11	.11
Perceived peer approval of sex	−.21	.08	.01
Participation in activities or clubs	.36	.07	<.001
Intention to marry before age 22^a	.08	.23	.72
Intention to have children before age 22^a	−.14	.42	.73
Low sex self-efficacy	.23	.12	.06
Sexual knowledge	.15	.08	.06
Positive sex expectancies	−.40	.13	.001
Perceived risk of unprotected sex	−.05	.15	.73

Note. All predictor variables measured at T1.

Dichotomous predictor

The comparison group was non-Hispanic white.

Defined as being sent out of class, skipping school, cheating on a test, stealing, intentionally damaging property, or breaking into a house, school or place of business.