Perinatal Asphyxia—oxygen deficit at delivery—can lead to severe hypoxic ischaemic organ
damage in newborns followed by a fatal outcome or severe life-long pathologies. The …

Background A considerable amount of studies have examined the relationship between off‐
hours (weekends and nights) admission and mortality risk for various diseases, but the …

Study question What is the association between day of delivery and measures of quality and
safety of maternity services, particularly comparing weekend with weekday performance …

Objective: Several reports have indicated increased mortality for weekend and nighttime
admissions to the intensive care unit. This increase has been attributed to differences in …

Objective To determine the effect of time and day of birth on the risk of neonatal death at
term. Design Population based retrospective cohort study. Setting Data from the linked …

Objective: To determine whether nonemergent major surgery leads to higher mortality when
performed on Friday versus early weekdays. Summary Background Data: Adults admitted …

Many states require children to reach age 5 by a specified date in the calendar year in order
to begin kindergarten. We use birth certificate records from 1999 to 2004 to assess whether …

The creatine/phosphocreatine pathway plays a conserved and central role in energy
metabolism. Compartmentalization of specific creatine kinase enzymes permits buffering of …

OBJECTIVE. Our goal was to test the hypothesis that the level of the delivery hospital affects
1-year mortality of very preterm infants in Finland. PATIENTS AND METHODS. This …

Objective To examine the magnitude of the weekend effect, defined as differences in patient
outcomes between weekend and weekday hospital admissions, and factors influencing it …