Objective Systematic review and meta-analysis conducted to investigate the effect of
stratified pre-pregnancy maternal body mass index on twenty maternal and fetal/neonatal …

Preterm birth (before 37 completed weeks of gestation) is a global health problem,
remaining the main reason for neonatal mortality and morbidity. Improvements in perinatal …

Preterm birth (PTB) is the leading cause of death in children under five, yet comprehensive
studies are hindered by its multiple complex etiologies. Epidemiological associations …

Epidemiological studies have shown that maternal prepregnancy body mass index (BMI)
and gestational weight gain (GWG) are associated with increased risk of perinatal outcomes …

Preterm delivery of low-birth weight infants is considered a leading cause of morbidity and
mortality among neonates. Various studies have reported a positive correlation between …

Importance Appreciation for the effects of neighborhood conditions and community factors
on perinatal health is increasing. However, community-level indices specific to maternal …

Background The association between maternal obesity and preterm birth remains
controversial and inconclusive, and the effects of gestational diabetes mellitus (GDM) and …

Background and Aims Infant adverse birth outcomes have been suggested to contribute to
neonatal morbidity and mortality and may cause long-term health consequences. Although …

Background The rate of preterm birth has been increasing worldwide. Most preterm babies
are at an increased risk of central nervous system impairments as well as respiratory and …

Introduction Elevated maternal serum lipid concentrations have been related to an adverse
intrauterine environment and lead to abnormal birth weight. Objective In this study, we …