早期的营养与5岁时的处理速度有关,这些孩子出生时体重非常低,早产
Nicole Bando1,2, Julie Sato3,4, Margot J Taylor3,4,5,6,7
1Department of Nutritional Sciences, University of Toronto, Toronto, Ontario, Canada.
概括
早期营养会影响早产婴儿的认知发展. 第一个月的特定宏观营养素和牛奶摄入量与五岁时的处理速度有关,这有可能改善认知结果.
科学领域:
- 新生儿营养新生儿营养
- 发育神经科学的发展神经科学.
- 儿科卫生保健 儿科卫生保健
背景情况:
- 过早出生的婴儿往往表现出低于最佳的处理速度,这对于更高的认知功能来说是一个关键技能.
- 了解早期的营养影响对于支持这种脆弱人群的认知发展至关重要.
研究的目的:
- 为了研究早年营养和五岁时的处理速度之间的关系,在出生时体重非常低的早产儿童中.
- 确定可能影响认知结果的特定营养因素.
主要方法:
- 对137名早产婴儿的宏观营养素和母乳 (母乳,供体) 摄入量进行分析.
- 在5岁时评估处理速度,使用Wechsler学前和小学智力尺度-第四版处理速度指数.
- 使用线性回归模型来探索营养与处理速度的关联.
主要成果:
- 在早期的蛋白质,脂质和能量摄入量和以后的处理速度之间发现了取决于性别的关联.
- 在女性中,较低的蛋白质和能量摄入与更高的处理速度相关.
- 无论性别如何,母乳摄入量与母乳摄入量有积极关联,而供母乳摄入量与处理速度有负面关联.
结论:
- 产后早期营养与出生时体重非常低的早产婴儿在5岁时的处理速度有显著的关系.
- 优化早期营养可能会提高处理速度,并改善早产儿的长期认知结果.
- 对性别特异性营养需求的进一步研究可以完善对这一群体的干预措施.
相关概念视频
Information Processing Approach
34
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
34
Environmental Influences on Intelligence
283
Despite the strong genetic influence on traits like intelligence, environmental factors significantly shape outcomes. For example, while over 90% of height variation is due to genetic differences, environmental factors such as nutrition also have a notable impact. Similarly, for intelligence, changes in a child's surroundings can significantly alter their IQ. Research shows that enriched environments boost children's academic success and help them develop key cognitive skills. Children...
283
Biological Influences on Intelligence
95
Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter...
95
The Nativist Approach
46
The nativist approach to infant cognitive development proposes that infants are born with inherent knowledge structures that allow them to interpret the world almost immediately. This perspective contrasts with earlier developmental theories, such as those proposed by Jean Piaget, which emphasized a more gradual acquisition of cognitive abilities through interaction with the environment. One key concept in this approach is object permanence — the understanding that objects continue to...
46
Nature and Nurture
20.5K
Many human characteristics, like height, are shaped by both nature—in other words, by our genes—and by nurture, or our environment. For example, chronic stress during childhood inhibits the production of growth hormones and consequently reduces bone growth and height. Scientists estimate that 70-90% of variation in height is due to genetic differences among individuals, and 10-30% of variation in height is due to differences in the environments that individuals experience,...
20.5K


