Table 2. Multivariate logistic regression analysis of factors associated with HIV positivity in pregnant women of Xichang.

Variable	P	OR	95% CI
Ethnicity
Han or other ethnicity		1.0 (Reference)
Yi ethnicity	0.001	11.37	2.92–44.25
Husband with drug use
No		1.0 (Reference)
Yes	<0.001	32.13	5.33–193.67

OR: odds ratio; CI: confidence interval.