Physical Activity and Risk of Preterm Birth in a Cohort of African American Women.

ABSTRACT: BACKGROUND:Few studies have identified modifiable risk factors that are associated with the prevention of preterm delivery (PTD). This study examined the relationship between PTD and physical activity during pregnancy. METHODS:Data were obtained by medical record review and postpartum questionnaires from a cohort of African American women (N = 1,410) delivering singleton infants. Physical activity was self-reported and analyses compared any and none. Additional analyses classified leisure time physical activity (LTPA) and walking for a purpose as 0, 1 to 19, 20 to 39, and 40 minutes per day or more and stair climbing as 0, 1 to 5, 6 to 9, and 10 or more times per day. Log-Poisson models adjusted for previous PTD, pregnancy complications, and income were used to examine the association betw

SUBMITTER: Straughen JK 

PROVIDER: S-EPMC6215495 | biostudies-literature | 2018 Nov - Dec

REPOSITORIES: biostudies-literature