scholarly journals Report of the Office of Population Affairs’ expert work group meeting on short birth spacing and adverse pregnancy outcomes: Methodological quality of existing studies and future directions for research

2018 ◽  
Vol 33 (1) ◽  
Author(s):  
Katherine A. Ahrens ◽  
Jennifer A. Hutcheon ◽  
Cande V. Ananth ◽  
Olga Basso ◽  
Peter A. Briss ◽  
...  
2018 ◽  
Vol 189 ◽  
pp. 10014 ◽  
Author(s):  
Yu Mu ◽  
Kai Feng ◽  
Ying Yang ◽  
Jingyuan Wang

Adverse pregnancy outcomes can bring enormous losses to both families and the society. Thus, pregnancy outcome prediction stays a crucial research topic as it may help reducing birth defect and improving the quality of population. However, recent advances in adverse pregnancy outcome detection are driven by data collected after mothers having been pregnant. In this situation, if a bad pregnancy outcome is diagnosed, the parents will suffer both physically and emotionally. In this paper, we develop a deep learning algorithm which is able to detect and classify adverse pregnancy outcomes before parents getting pregnant. We train a multi-layer neural network by using a dataset of 75542 couples’ multidimension pre-pregnancy health data. Our model outperforms some of algorithms in accuracy, recall and F1 score.


2009 ◽  
Vol 127 (4) ◽  
pp. 185-189 ◽  
Author(s):  
Evelyn Regina Couto ◽  
Egle Couto ◽  
Bruna Vian ◽  
Zoraide Gregório ◽  
Marcelo Luis Nomura ◽  
...  

CONTEXT AND OBJECTIVE: Previous adverse pregnancy outcomes (recurrent spontaneous abortion, fetal death, preterm birth or early neonatal death) can affect the quality of life of pregnant women. The objective of this study was to compare the quality of life and the prevalence of symptoms of anxiety and depression among pregnant women with and without these antecedents. DESIGN AND SETTING: An analytical cross-sectional study was performed in four settings (two high-risk and two low-risk prenatal clinics) in the city of Campinas, São Paulo, Brazil. METHODS: A total of 240 women were interviewed by a single investigator between the 18th and 24th weeks of gestation: 120 women with prior adverse pregnancy outcomes (group 1) and 120 women with no such history (group 2), matched according to their numbers of living children. Sociodemographic variables were collected and two questionnaires were used: the Short Form-36 quality-of-life questionnaire and the Depression and Anxiety Scale. RESULTS: The women in group 1 had lower scores in all the items on the quality-of-life questionnaire. Depression and anxiety were more frequent in group 1 (P < 0.0001). An inverse correlation was found between the Short Form-36 domains and anxiety and depression. CONCLUSIONS: Women with histories of recurrent spontaneous abortion, fetal death, preterm birth or early neonatal death seem to have poorer quality of life and more symptoms of anxiety and depression during their subsequent pregnancy, compared with those without such antecedents.


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