Objective: To determine outcomes of pregnancies in women at least 44 years of age and to
determine factors predicting cesarean delivery in these patients. Methods: Between January …

Objective: To evaluate whether there is an increased risk of cesarean delivery in women
who delay childbearing into their later reproductive years, using a well-defined cohort and …

Objective Our objective was to test the hypothesis that pregnancies beyond 20 weeks in
women aged 35 or older are high-risk pregnancies. Study design Pregnancies of 857 …

The rate of delivery by cesarean has increased steadily in the United States since the 1970s.
The reasons for this increase are not fully established. Improved diagnosis of maternal and …

Objective To summarize information on the maternal and perinatal outcomes among
pregnant women with a maternal age greater or equal to 45 years old compared with …

Objective: The study aimed to analyze the pregnancy outcome of women aged 40 years or
more. Methods: A matched retrospective cohort study comparing women aged 40 years or …

Background While several studies have demonstrated the increased risk of pregnancy
complications for women of advanced age, few studies have focused on women with very …

Background: The increasing pregnancy rate at advanced maternal age is contemporaneous
with the increasing rate of cesarean birth. Several studies have found that advanced …

Objective: To assess associations between primary cesarean delivery and adverse delivery
outcomes with very advanced maternal age. Study Design: We conducted a population …

BACKGROUND Advanced maternal age is associated with adverse pregnancy and delivery
outcomes. Few studies have directly compared outcomes between women of advanced …