. Author manuscript; available in PMC: 2010 Apr 12.

Published in final edited form as: Commun Methods Meas. 2008;2(1):65–79. doi: 10.1080/19312450802063255

Table 4.

Multivariate Regression Equation Predicting Intercourse Initiation by Wave 2 (Std Beta)^a

Baseline Predictor	Std Beta
TV Exposure to:
Sexual Content	.34^*
Sexual Risk or Need for Safety	−.15
Sexual Behavior vs. Talk	.04
Multitasking^b	−.14
Exposure to Sexual Content X Multitasking^c	.49^*
Time on Internet^a	−.38^**
Time TV-Viewing	.08
Covariates:
Age in Years^a	.45^***
Female Gender^a	−.19
Hispanic^a,^d	−.55
African American^a,^d	.46
Has Mostly Older Friends^a	.67^*
Lives with Both Parents^a	−.53^*
High Parent Education	−.19^**
Parental Monitoring	−.41^**
Parent Disapproval of Sex^a	−.33
Low School Grades	.31^*
Religious	−.31^**
Good Mental Health	−.42^*
Sensation Seeking	.45^***
Deviant Behavior	.13^*

Age, time on the Internet and dichotomous variables were not standardized because their scales are interpretable in unstandardized form.

Ever uses Internet while watching television.

The interaction term was entered in a separate equation so that main effects would remain interpretable for the sample as a whole.

The comparison group was Non-Hispanic whites and races other than Hispanics and African-Americans.

p < .05.

^**

p <= .01.

^***

p <=.001.