Gestational weight gain in twin pregnancies and maternal and child health: a systematic review.

ABSTRACT: Our objective was to systematically review the data interrogating the association between gestational weight gain (GWG) and maternal and child health among women with twin gestations. We identified 15 articles of twin gestations that studied GWG in relation to a maternal, perinatal or child health outcome and controlled for gestational age at delivery and prepregnancy body mass index. A positive association between GWG and fetal size was consistently found. Evidence on preterm birth and pregnancy complications was inconsistent. The existing studies suffer from serious methodological weaknesses, including not properly accounting for the strong correlation between gestational duration and GWG and not controlling for chorionicity. In addition, serious perinatal outcomes were not studied, and

SUBMITTER: Bodnar LM 

PROVIDER: S-EPMC4046859 | biostudies-literature | 2014 Apr

REPOSITORIES: biostudies-literature