Women living with HIV face multiple challenges regarding pregnancy, encompassing not only their intention to procreate, but also difficulties during the course of pregnancy. Compared to HIV-negative controls, HIV-infected women have a higher risk of pregnancy complications such as preeclampsia, gestational diabetes, or preterm labor. In addition, the treatment of HIV among pregnant women entails specific difficulties, such as changes in bioavailability of antiretroviral drugs, or the concern about the association of certain antiretrovirals with adverse pregnancy outcomes. There is very little evidence about pregnancy among women living with HIV in Spain. Very few studies have been published, performed in single centers or in small cohorts with a limited number of patients. The Cohort of the Spanish AIDS Research Network (CoRIS) offers a unique setting to answer questions that are unlikely to be answered by a single study. The aims of this study are (i) to describe the incidence of pregnancies and their temporal trends from 2004 to 2019, (ii) o describe the clinical and epidemiological characteristics of women who become pregnant, (iii) to assess the diagnostic delay among women diagnosed with HIV infection after becoming pregnant, (iv) to investigate the clinical course during pregnancy and its predictive factors, (v) to describe the antiretroviral treatment administered to pregnant women, (vi) to describe clinical outcomes after pregnancy, (vii) to describe the outcome of the conception in terms of interrupted pregnancies, spontaneous abortions, term pregnancies, type of delivery (vaginal or caesarean section) and HIV infection of the newborn, and (vii) to evaluate attitudes towards pregnancy (ie. planned pregnancy) and social support among women who become pregnant during the year 2020. Study population will be women from the cohort of the Spanish AIDS Research Network (CoRIS) who have become pregnant in the period 2004-2010.
Study Type
OBSERVATIONAL
Enrollment
160
Incidence of pregnancies
Time frame: From 2004 to 2019
Epidemiological characteristics of women who become pregnant
Proportion of diagnostic delay among women diagnosed with HIV infection after becoming pregnant
Time frame: 2004 to 2019
Clinical course during pregnancy
Proportion of women with undetectable viral load at week 36 of pregnancy
Time frame: 2004 to 2019
Opportunistic infections during pregnancy
Incidence of opportunistic infections throughout pregnancy
Time frame: 2004 to 2019
Persistence of Antiretroviral treatment (ART) during pregnancy
Time from ART initition to treatment change during pregnancy
Time frame: 2004 to 2019
Antiretroviral treatment (ART) administered to pregnant women
Distribution of ART regimens administered to women at pregnancy
Time frame: 2004 to 2019
Follow-up after pregnancy
Rate of lost-to-follow-up during the first year after pregnancy termination
Time frame: 2004 to 2019
Clinical outcomes after pregnancy
Proportion of women with undetectable viral load 6 months after pregnancy termination
Time frame: 2004 to 2019
Outcome of the conception
Proportion of interrupted pregnancies, spontaneous abortions and term pregnancies
Time frame: 2004 to 2019
Term pregnancies
Proportion of term pregnancies
Time frame: 2004 to 2019
Type of delivery
Proportion of vaginal deliveries
Time frame: 2004 to 2019
HIV infection of the newborn
Proportion of newborns with HIV infections
Time frame: 2004 to 2019
Attitudes towards pregnancy
Proportion of unintended pregnancies (unplanned or unwanted at the time of conception)
Time frame: Pregnancies during the year 2020
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