在儿童脑震荡后的智商
Ashley L Ware1,2,3,4, Matthew J W McLarnon5, Andrew P Lapointe4,6
1Department of Psychology, Georgia State University, Atlanta, Georgia.
Pediatrics
|July 17, 2023
概括
儿童脑震荡 (轻度创伤性脑损伤) 与骨科损伤相比,不会显著影响智商. 研究表明,在儿童轻度创伤性脑损伤后,智力没有临床意义上的差异.
科学领域:
- 神经科学是一个神经科学.
- 儿科医学 儿科医学
- 心理学 心理学 心理学
背景情况:
- 儿童脑震荡是一种轻微的创伤性脑损伤,可能会引起人们对认知功能的担忧.
- 关于儿童脑震荡后认知结果的先前研究产生了不同的结果.
- 了解儿童轻度创伤性脑损伤的长期认知影响对于适当的管理和恢复至关重要.
研究的目的:
- 为了调查和比较经历脑震荡和骨科损伤的儿童的智商得分.
- 确定儿童轻度创伤性脑损伤是否导致智力功能在临床上有意义的差异.
- 用多种统计方法分析认知表现,以确保可靠的研究结果.
主要方法:
- 未来的队列研究涉及866名儿童 (8-16.99岁) 从儿科急诊室招募.
- 智商和绩效有效性测试在受伤后 (3-18天) 或受伤后3个月进行.
- 用线性建模,贝叶斯分析和多组因子分析来分析智商的群体差异.
主要成果:
- 线性模型表明,在全尺度智商和矩阵推理方面存在很小,非临床显著的差异,在词汇方面没有差异.
- 贝叶斯模型提供了强有力的证据,反对智商分数的有意义的群体差异.
- 多组因子分析证实了测量不变性,表明群体之间的等效智商测试结构和潜在平均值.
结论:
- 跨大型多站点队列的多种统计方法没有发现儿科脑震荡后临床显著的智商差异的证据.
- 这些发现强烈表明,儿童脑震荡在受伤后的几周到几个月内不会导致智力下降.
- 这项研究为经历轻度创伤性脑损伤的儿童的认知结果提供了保证.
更多相关视频
07:02An Investigation of the Effects of Sports-related Concussion in Youth Using Functional Magnetic Resonance Imaging and the Head Impact Telemetry System
Published on: January 12, 2011
15.9K
11:32A Neuroscientific Approach to the Examination of Concussions in Student-Athletes
Published on: December 8, 2014
12.8K
相关概念视频
01:29Environmental Influences on Intelligence
351
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...
351
01:30Biological Influences on Intelligence
146
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...
146
01:29Intellectual Disability
119
Intellectual disability (ID) is a neurodevelopmental condition characterized by deficits in intellectual and adaptive functioning that manifest during the developmental period. This condition encompasses challenges in reasoning, memory, problem-solving, and learning, accompanied by impairments in everyday life skills, such as communication, self-care, and social interactions. Intellectual disability affects approximately 1% of the population in the United States, impacting an estimated 5...
119
01:23Wechsler's Contribution to Measures of Intelligence
1.5K
David Wechsler, a psychologist who worked with World War I veterans, developed a significant IQ test in 1939 called the Wechsler-Bellevue Intelligence Scale. This test was innovative because it combined several subtests that measured both verbal and nonverbal skills, reflecting Wechsler's belief that intelligence is a global capacity involving purposeful action, rational thinking, and effective interaction with the environment. This test later evolved into the Wechsler Adult Intelligence...
1.5K
01:30Information Processing Approach
79
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...
79
01:23Binet's Contribution to Measures of Intelligence
1.3K
Alfred Binet, along with his student Théophile Simon, was tasked by the French Ministry of Education in 1904 to create a method for identifying students who struggled to learn through conventional classroom instruction. This initiative aimed to address overcrowding by placing such students in specialized schools. Binet and Simon developed an intelligence test comprising 30 tasks, ranging from simple commands, like touching one's nose or ear, to more complex tasks, such as drawing...
1.3K