In 2004, 12.5 percent of births in the United States were preterm; that is, born at less than 37
completed weeks of gestation. This rate has increased steadily in the past decade. There …

Preterm delivery and its short-term and long-term sequelae constitute a serious problem in
terms of mortality, disability, and cost to society. The incidence of preterm delivery, which has …

In this paper, we review the evidence bearing on socio‐economic disparities in pregnancy
outcome, focusing on aetiological factors mediating the disparities in intrauterine growth …

This study tested the hypothesis, suggested by several recent reports, that air pollution may
increase the risk of adverse birth outcomes. This study analyzed all singleton live births …

Preterm birth is the leading cause of infant mortality in industrialised societies. Its incidence
is greatly increased among the socially disadvantaged, but the reasons for this excess are …

Systematically review risks of an infant being born with low birth weight (LBW), preterm birth
(PTB) or small for gestational age (SGA) among married and unmarried women. Medline …

OBJECTIVE: To systematically investigate whether PT/LBW is associated with markers of
adulthood wealth. DATA SOURCES: We searched Medline, PubMed, PsycINFO, Web of …

The power of purchasers exposes the weaknesses of conventional thinking on the costs and
benefits of priorities. Health policy analysts now have to develop rational criteria to support …

Background Low socioeconomic position is generally associated with increased risk of
preterm birth, but it remains unclear whether the inequality depends on the socioeconomic …

The number of births varies markedly by season, but the causes of this variation are not well
understood. The proposed explanations include temperature or photoperiod (affecting …