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

Table 3. Associations between selected characteristics and using highly effective, non-daily/weekly adherence contraception (LARC and DMPA) among HIV-positive women in care—Medical Monitoring Project, 2013–2014 (N = 654).

Characteristics Unadjusted/Bivariate analyses Adjusted/Multivariate analyses
  PR (95% CI) APR (95% CI) p-value
Race/Ethnicity    
    Non-Hispanic black 1.39 (0.70–2.78)  
    Non-Hispanic white/Other1 1.29 (0.62–2.67)  
    Hispanic Reference  
Age group at time of interview (years)   < .01
    18–29 3.15 (1.79–5.56) 3.08 (1.61–5.89)  
    30–39 2.57 (1.70–3.88) 2.86 (1.76–4.63)  
    40–44 Reference Reference
Poverty level**     0.23
    Above poverty level Reference Reference  
    At or below poverty level 1.29 (0.96–1.74) 1.29 (0.85–1.97)  
Received care from OB/GYN in past year    0.16
    No 1.19 (0.77–1.84) 1.44 (0.83–2.51)  
    Yes Reference Reference  
Health insurance coverage    0.12
    Any private insurance 1.79 (0.86–3.75) 2.02 (0.90–4.56)  
    Public insurance only 2.15 (1.10–4.21) 2.04 (1.02–4.08)  
    Ryan White coverage only or uninsured
Any history of unplanned pregnancy since HIV diagnosis
    1 Reference  
    ≥ 2 1.29 (0.63–2.64)  
Had ≥ 2 CD4 or viral load tests in past year  
    No Reference  
    Yes 1.14 (0.69–1.90)  
Prescribed ART in past year    
    No 1.33 (0.80–2.20)  
    Yes Reference  
Used barrier birth control methods in past year   0.07
    No Reference Reference  
    Yes 1.53 (0.96–2.43) 1.51 (0.96–2.37)  

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.