Preterm birth, also known as premature birth, is the birth of a baby at fewer than 37 weeks gestational age, as opposed to full-term delivery at approximately 40 weeks. [1]

2023年5月10日 · Preterm is defined as babies born alive before 37 weeks of pregnancy are completed. There are sub-categories of preterm birth, based on gestational age: moderate to late preterm (32 to 37 weeks).

Preterm birth is the birth of an infant at fewer than 37 weeks gestational age. Globally, about 15 million infants were born before 37 weeks of gestation. [152] Premature birth is the leading cause of death in children under five years of age though many that survive experience disabilities including learning defects and visual and hearing ...

Health outcomes for adults born prematurely are the long-term health effects for people who were born preterm, defined as being birthed at a gestational age of less than 37 weeks. It can be associated with and is often studied in the same group as low birth weight, but they are not the same, as preterms can also be large for gestational age.

2024年11月8日 · Preterm birth is when a baby is born too early, before 37 weeks of pregnancy have been completed. In 2022, preterm birth affected about 1 of every 10 infants born in the United States. The preterm birth rate declined 1% from 2021 to 2022, to 10.4%, following an increase of 4% from 2020 to 2021.

Premature birth is when a baby is born before the normal end of pregnancy. In humans, a pregnancy normally lasts for about nine months or 266 days. Babies who are born before 37 complete weeks of pregnancy (calculated from the last menstrual period) are …

2014年3月5日 · A birth that occurs before 37 weeks of pregnancy is a preterm or premature birth. An infant born before 37 weeks in the womb is a preterm or premature infant. (These infants are commonly called “preemies” as a reference to being born prematurely.)

Premature births occur before the 37th week of pregnancy, though local variations exist in the low-gestational age cutoff that distinguishes them from spontaneous abortion [1]. Preterm deliveries cause more than half of long-term morbidity and 75% of perinatal mortality.

2025年2月8日 · Premature birth, in humans, any birth that occurs less than 37 weeks after conception. A full-term pregnancy lasts anywhere from 37 to 42 weeks. The worldwide incidence of premature birth ranges between 6 and 11 percent. Learn about the …

Preterm birth, defined as birth before 37 weeks of gestation, is a major public health concern. It affects about 10% of all newborns globally and is the main cause of infant death and morbidity. Prematurity increases the likelihood of respiratory distress syndrome, cerebral palsy, and developmental abnormalities.