Most preterm births take place in Africa and Asia.
许多早产发生在非洲和亚洲。
Preterm is defined as less than 34 weeks' gestation.
胎龄未满34周为早产儿。
Many preterm infants screen positive for autism at 18 months.
对18个月大的早产儿进行自闭症检查时有许多呈阳性反应。
Preterm birth is an important perinatal health problem across the globe.
早产是全球范围内一个重要的产期健康问题。
Preterm birth is defined as a birth that takes place before 37 weeks gestation.
早产被定义为怀孕不到37周的生产。
Objective: To analyze some epidemiological characteristics of preterm birth.
目的：探讨早产分娩的部分流行病学特征。
Preterm babies that survive can suffer a lifetime of serious health conditions.
生存下来的早产儿一生要面对严重的健康问题。
Preterm delivery is one of the main causes for perinatal complications and death.
早产是围生儿并发症及死亡的主要原因之一。
We estimated that in 2005, 12.9 million births, or 9.6% of all births worldwide, were preterm.
据我们估计，2005年有1290万新生儿是早产儿，占全球新生儿总数的9.6%。
Danger signs. Preterm labor, rupture of membranes, bleeding, edema, signs of preeclampsia.
早产，胎膜早破，流血，水肿，出现先兆子痫的症状。
The primary obstetric causes of death were preterm Labour (34%) and intrapartum asphyxia (21%).
主要的产科死因是早产(34%)和产时窒息(21%)。
Since the early 1980s, the preterm rate in the United States has increased by more than a third.
自从1980年以来，美国的早产儿已经增加了三分之一。
Preterm birth, Caesarean section and intrapartum complications were associated with neonatal death.
早产、剖腹产和产时并发症与新生儿死亡相关。
But the preterm birth rate-defined as babies born before 37 weeks gestation-doesn't tell the whole story.
虽然早产率一般被定义为在妊娠期达到37周之前的分娩，但并不能断定那样就是安全的。
This is not preterm labor, unless you have this cramping sensation or contractions for more than one hour.
这并不是早产迹象，除非有抽筋感或持续一小时以上的收缩感。
Both preterm birth and a low Apgar score may be markers of less-than-optimal fetal development, he explained.
他解释道，早产和较低的阿普加分数都有可能是孩子在胚胎时期的发育没有达到最理想状态的标志。
Other gynecological and obstetrical problems may also be more common, including miscarriages and preterm births.
其他一些妇科和产科问题，包括流产和早产，在这种情况下可能也更多见。
Preterm birth, birth asphyxia and infections cause most newborn deaths. Health risks to newborns are minimized by.
早产、出生窒息和感染是新生儿死亡的主要原因。
Treatment of asymptomatic infections is not recommended during pregnancy because it does not prevent preterm delivery.
无明显临床症状时建议不用药治疗，因为并不能预防早产的发生。
However, data for well-nourished neonates born at term cannot necessarily be extrapolated to preterm or malnourished infants.
然而，从营养良好的足月新生儿中获得的资料并不能完全排除在早产儿或营养不良的婴儿中可能发生的问题。
The rate of preterm births (babies delivered after less than 37 weeks of pregnancy) decreased 1 percent, to 12.7 percent in 2007.
2007年，早产儿的比率(怀孕37周以内)降低了一个百分点，为12.7%。
Whereas preterm births accounted for about 5 percent of deliveries, they made up 3.5 percent of children needing special education.
然而分娩中，早产总计约占5%，因而有3.5%的孩子需要特殊教育。
The March of Dimes said it hopes the decline in the rate of preterm births will be the start of a new trend in improved maternal and infant health.
出生缺陷基金会表示，他们希望这一早产儿比率的下降会是一个母亲和婴儿健康状况改善的开端。
The study found an increased risk of brain damage and cognitive deficits in babies whose mothers were treated with terbutaline during preterm labor.
研究发现如果婴儿的母亲在预防早产期间曾经使用过特布他林，那么就会增加婴儿的大脑受损和认知障碍的风险。
Health experts consider babies born at or after 37 weeks' gestation to be full term, and those born between 34 weeks and 37 weeks to be late preterm.
医学专家认为正常胎龄应不少于37周，那些胎龄在34至37周之间的婴儿为晚期早产儿。
The highest rates of preterm birth were in Africa and North America (11.9% and 10.6% of all births, respectively), and the lowest were in Europe (6.2%).
早产率最高的地区是非洲和北美（分别占早产儿总数的11.9%和10.6%），而最低的是欧洲（6.2%）。
A number of studies have linked preterm birth to an increased risk of ADHD, although the reasons aren't clear, noted Obel, of Aarhus University in Denmark.
丹麦奥尔·胡斯大学的阿贝尔说，已经有许多研究将早产和多动症患病风险联系到一起，但是目前原因尚不明确。
In the study, the authors examined 20 preterm infants with a mean gestational age at birth of 29 weeks (range 26-35) and who were otherwise medically stable.
在这项研究中，作者观察20个平均出生胎龄在29周(从26 - 35周不等)的早产儿，他们都必须是病情稳定。
In the study, the authors examined 20 preterm infants with a mean gestational age at birth of 29 weeks (range 26-35) and who were otherwise medically stable.
在这项研究中，作者观察20个平均出生胎龄在29周(从26 - 35周不等)的早产儿，他们都必须是病情稳定。
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