Browsing Bergen Open Research Archive by Author "Grøtvedt, Liv"
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Evaluation of incomplete maternal smoking data using machine learning algorithms: a study from the Medical Birth Registry of Norway
Grøtvedt, Liv; Egeland, Grace M.; Kvalvik, Liv Grimstvedt; Madsen, Christian (Journal article; Peer reviewed, 2020)Background The Medical Birth Registry of Norway (MBRN) provides national coverage of all births. While retrieval of most of the information in the birth records is mandatory, mothers may refrain to provide information on ... -
Trends in maternal use of snus and smoking tobacco in pregnancy. A register study in southern Norway
Rygh, Ellen; Gallefoss, Frode; Grøtvedt, Liv (Peer reviewed; Journal article, 2019-12-16)Background: The use of tobacco products including Swedish snus (moist snuff) in pregnancy may cause adverse health outcomes. While smoking prevalence has decreased among fertile women in Norway, snus use has increased ...