Table 4.

Univariable and Multivariable logistic regression for factors associated with presence of any STIs in 403 pregnant adolescent girls.

Variable	Univariable analysis OR [95% CI]	p-value	Multivariable analysis OR [95% CI]	p-value
No formal education	1.9 [0.9–3.9]	0.092	1.6 [0.7–3.6]	0.30
Characterises relationship as long-term	1.6 [1.0–2.5]	0.047	2.6 [1.4–4.9]	0.004
Age difference between the girl and the partner	1.1[1.0–1.1]	0.019	1.1 [1.0 –1.1]	0.03
Age at first sexual contact	0.9 [0.8–0.99]	0.034	0.9 [0.8–1.1]	0.20
Number of sexual partners	1.2 [1.0–1.5]	0.016	1.1 [0.9–1.4]	0.32
History of prior pregnancy	1.8 [1.2 – 2.7]	0.005	1.6 [1.0–2.6]	0.04