Prepregnancy dietary patterns and risk of pregnancy loss.

ABSTRACT:

Background

Two previous case-control studies observed associations between specific food groups and risk of miscarriage; however, to our knowledge, no previous studies have investigated dietary patterns and risk of pregnancy loss.

Objective

We aimed to assess prepregnancy adherence to the alternate Healthy Eating Index 2010 (aHEI-2010), alternate Mediterranean diet (aMED), and Fertility Diet (FD) and risk of pregnancy loss.

Design

Our prospective cohort study included 15,950 pregnancies reported by 11,072 women in the Nurses' Health Study II between 1992 and 2009. Diet was assessed every 4 y starting in 1991 by using a validated food-frequency questionnaire. Prepregnancy dietary pattern scores were computed as the sum of a woman's score on each pattern's predefined co

SUBMITTER: Gaskins AJ 

PROVIDER: S-EPMC4163795 | biostudies-literature | 2014 Oct

REPOSITORIES: biostudies-literature