. 2011 Sep 20;37(1):33–42. doi: 10.1093/jpepsy/jsr076

Table IV.

Multivariate Logistic Regression Model Predicting Testing Positive for an STD, Separate for Each Age Group

Predictors	β	SE	Odds ratio (95% CI)	p
	Younger age group
Has current casual sex partner	0.72	0.25	2.04 (1.25–3.35)	.005
Prior history of STDs	0.43	0.25	1.54 (0.94–2.51)	.085
Receipt of family aid	0.23	0.13	1.27 (0.99–1.62)	.058
Overall χ²	15.99			.001
	Older age group
Number of sex partners (past 6 months)	0.08	0.06	1.09 (0.96–1.22)	.178
Impulsivity	0.03	0.02	1.04 (1.00–1.07)	.034
Prior history of STDs	0.46	0.18	1.66 (1.00–2.75)	.049
Overall χ²	12.81			.005