Ontology highlight
ABSTRACT:
SUBMITTER: Raz R
PROVIDER: S-EPMC6211245 | biostudies-other | 2018 Nov
REPOSITORIES: biostudies-other
Raz Raanan R Kioumourtzoglou Marianthi-Anna MA Weisskopf Marc G MG
American journal of epidemiology 20181101 11
A recent analysis found that exposure to air pollution during specific weeks of pregnancy was negatively associated with risk of autism spectrum disorder (ASD) when mutually adjusted for postnatal air-pollution exposure. In this commentary, we describe 2 possible selection-bias processes that might lead to such results, both related to live-birth bias (i.e., the inevitable restriction of the analyzed sample to live births). The first mechanism is described using a directed acyclic graph and rela ...[more]