Table 4.

Multivariable logistic regression models predicting STI acquistion and reinfection across 36 months of follow-up.

Predictors	β		95% CI

		SE	Odds Ratio	Lower	Upper	p

	*STI acquisition across 36 month follow-up*
STEP 1:
Age	−.13	.05	.88	.79	.97	.010
STI at baseline	.28	.21	1.33	.88	2.00	.171
Coping (negative coping)	.03	.02	1.03	.99	1.07	.124
STEP 2:
SES-related risk	.20	.06	1.22	1.09	1.35	.001

Step 1 χ² = 19.68						.001
Step 2 χ² = 12.62						.001
Overall Model χ² = 32.30						.0001
	*Reinfection across 36 month follow-up*
STEP 1:
Age	−.10	.07	.90	.79	1.05	.152
STI at baseline	.74	.27	2.10	1.24	3.56	.006
Interpersonal stress	−.02	.01	.98	.96	1.00	.045
STEP 2:
SES-related risk	.15	.07	1.16	1.01	1.34	.046

Step 1 χ² = 15.34						.002
Step 2 χ² = 3.88						.049
Overall Model χ² = 19.22						.001