Risk Factors for Adverse Maternal and Fetal Outcomes in Women With Confirmed aPL Positivity: Results From a Multicenter Study of 283 Pregnancies

Autor: Micaela Fredi, Laura Andreoli, Elena Aggogeri, Elisa Bettiga, Maria Grazia Lazzaroni, Véronique Le Guern, Andrea Lojacono, Nathalie Morel, Jean Charles Piette, Sonia Zatti, Nathalie Costedoat-Chalumeau, Angela Tincani
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Frontiers in Immunology, Vol 9 (2018)
Druh dokumentu: article
ISSN: 1664-3224
DOI: 10.3389/fimmu.2018.00864
Popis: ObjectiveAntiphospholipid antibodies positivity (aPL) is considered as a risk factor for adverse pregnancy outcome (APO). The aim of this study was to determine the risk factors for APO in patients with confirmed aPL positivity, isolated (aPL carriers) or associated with a definite primary antiphospholipid syndrome (PAPS).MethodsThe clinical and laboratory features of 283 pregnancies occurring between 2000 and 2014 in 200 women were collected in three institutions.ResultsThe rate of live birth was 87.9% and APO was observed in 50 cases (17.7%). Multivariate analysis showed that the independent variables related to APO were the concomitant diagnosis of an organ-specific autoimmune disease (p = 0.012, odds ratio (OR) 3.29, confidence interval (CI) 95% 1.29–8.38) and the presence of low complement levels during the first trimester (p = 0.02, OR 2.3, CI 95% 1.17–9.15). No statistical differences were found in APO occurrence among patients treated with low-dose aspirin (LDA) versus those treated with LDA plus heparin (LMWH), but LDA + LMWH was more frequently administered in patients with triple aPL positivity (p = 0.001, OR 3.21, CI 95% 1.48–7.11) and with PAPS (p
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