产前多种微量营养素补充剂对尼泊尔出生体重和妊娠时间的影响:双盲随机对照试验
David Osrin1, Anjana Vaidya, Yagya Shrestha
1International Perinatal Care Unit, Institute of Child Health, University College London, 30 Guilford Street, London WC1N 1EH, UK.
Lancet (London, England)
|March 16, 2005
概括
在尼泊尔,产前多重微量营养素补充剂显著增加婴儿出生体重,降低低出生体重的25%. 这种干预没有影响妊娠时间,婴儿的长度或头周长.
科学领域:
- 孕产妇和儿童的健康
- 营养科学 营养科学
- 全球公共卫生全球公共卫生
背景情况:
- 新生儿死亡率是全球5岁以下死亡的主要原因.
- 低出生体重是导致新生儿死亡率的一个关键因素.
- 产前补充是改善婴儿结果的关键策略.
研究的目的:
- 评估产前多种微量营养素补充剂对婴儿出生体重和妊娠时间的影响.
- 测试一种假设,即改善母亲的营养改善了胎儿的生长.
主要方法:
- 在尼泊尔进行了一项双盲随机对照试验.
- 孕妇接受标准铁/叶酸或15微量营养素补充剂.
- 主要结局是出生体重和妊娠时间;使用了治疗意图分析.
主要成果:
- 多种微量营养素补充导致平均出生体重增加77g (p=0.004).
- 在干预组中,低出生体重婴儿的比例下降了25%.
- 在妊娠时间,婴儿长度或头周长方面没有发现显著差异.
结论:
- 在低收入尼泊尔社区的怀孕期间每天补充15种微量营养素与婴儿出生体重的改善有关.
- 这项干预措施显示,低出生体重发病率显著降低.
- 需要进一步的研究来评估对围产期发病率和死亡率的影响.
更多相关视频
05:44Concurrent Collection of Fetal Murine Brain and Serum to Assess Effects of Maternal Diet on Nutrition and Neurodevelopment in Neurofibromatosis Type 1
Published on: May 17, 2024
03:19Modifying Levels of Maternal Dietary Folic Acid or Choline to Study the Impact of Deficiencies on Offspring Health Outcomes
Published on: June 28, 2024
相关概念视频
Regression Toward the Mean
Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when researchers try to extrapolate results...
Bioavailability Study Design: Single Versus Multiple Dose Studies
Bioavailability studies are essential for understanding how a drug is absorbed, distributed, metabolized, and excreted in the body. These studies assess the extent and rate at which the active pharmaceutical agent becomes available at the site of action. The design of bioavailability studies can involve single-dose or multiple-dose regimens, each with distinct advantages and limitations.Single-dose studies are the preferred approach due to their simplicity and reduced drug exposure for...
Development of the Oral Microbiota
The establishment of the oral microbiome begins before birth, challenging the long-held belief that the fetal oral cavity is sterile. The presence of oral microbes such as Streptococcus and Fusobacterium in amniotic fluid suggests that microbial exposure may occur in utero, potentially through translocation from the maternal oral or gastrointestinal tract. This early colonization primes the neonatal immune system and sets the stage for subsequent microbial succession. Maternal health,...
