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. 2018 May 17;13(5):e0197216. doi: 10.1371/journal.pone.0197216

Table 2. Associations between selected characteristics and having had ≥ 1 unplanned pregnancy among HIV-positive women in care—Medical Monitoring Project, 2013–2014 (N = 671).

Characteristics Unadjusted/Bivariate analyses Adjusted/Multivariate analyses
  PR (95% CI) APR (95% CI) p-value
Race/Ethnicity     0.01
    Non-Hispanic black 1.17 (1.03–1.33) 1.14 (1.01–1.28)  
    Non-Hispanic white/Other1 1.29 (1.13–1.47) 1.20 (1.05–1.38)  
    Hispanic Reference Reference  
Foreign born     0.40
    No 1.14 (1.00–1.29) 1.05 (0.93–1.18)  
    Yes Reference Reference  
Any drug use in past year     0.26
    No Reference Reference  
    Yes 1.10 (1.00–1.20) 1.06 (0.96–1.18)  
Poverty level**     0.04
    Above poverty level 1.13 (1.06–1.21) 1.09 (1.01–1.18)  
    At or below poverty level Reference Reference  
Received care from OB/GYN in past year    0.003
    No 1.17 (1.08–1.26) 1.13 (1.04–1.22)  
    Yes Reference Reference  
Sexually active with a male partner in past year    0.51
    No 1.09 (1.01–1.19) 1.04 (0.93–1.15)  
    Yes Reference Reference  
Received STI prevention counseling by a health professional 0.85
    No 1.08 (0.99–1.18) 1.01 (0.91–1.12)  
    Yes Reference Reference  
Had ≥ 2 CD4 or viral load tests in past year   0.27
    No 1.14 (1.05–1.24) 1.08 (0.96–1.21)  
    Yes Reference Reference  
Prescribed ART in past year     0.19
    No 1.16 (1.04–1.30) 1.12 (0.98–1.29)  
    Yes Reference Reference  
Used barrier birth control methods in past year   0.18
    No 1.10 (1.02–1.19) 1.07 (0.97–1.17)  
    Yes Reference Reference  

Abbreviations: CI = Confidence interval; PR = unadjusted prevalence ratio; APR = Adjusted prevalence ratio; OB/GYN = Obstetrician/Gynecologist; STI = Sexually Transmitted Infection; ART = Antiretroviral medications.

Bold = significant at p < 0.05 level.

1Non-Hispanic white and other women were combined due to small sample sizes. Comparisons showed that the percentages were similar between the two groups.

**Poverty level = based on U.S. Department of Health and Human Services poverty guidelines as of 2013; http://aspe.hhs.gov/poverty/13poverty.shtml.