相关实验视频

Updated: Jan 6, 2026

$Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter$

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

Published on: September 16, 2025

在两大洲基于人口的研究项目中,轴长和角膜折射功率之间的关联

Jost B Jonas^{1,2,3,4,5,6,7}, Mukharram M Bikbov⁸, Gyulli M Kazakbaeva⁸

¹Rothschild Foundation Hospital, Institut Français de Myopie, Paris, France. Jost.Jonas@medma.uni-heidelberg.de.

Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie

|September 29, 2025

概括

在儿童中,角质折射力 (CRP) 随着轴长 (AL) 的延长而下降,但在成人中这种关系有所不同. 这些发现表明,儿童和成年人之间近视发展的潜在差异.

科学领域:

眼科医生眼科眼科
视光学测量视光学测量视光学测量
生物识别仪表是如何使用的

背景情况:

已知角质折射功率 (CRP) 与轴长 (AL) 有关.
了解这种关系对于近视研究和管理至关重要.
不同的人口和年龄组之间的差异需要进一步调查.

研究的目的:

调查角膜折射功率 (CRP) 和轴长 (AL) 之间的关联.
分析跨不同族群和年龄组 (儿童和成人) 的这些关联.
确定儿科和成人近视之间的AL-CRP关系中的潜在差异.

主要方法:

使用生物识别来测量AL和CRP.
包括来自多个基于人口的研究的数据:乌拉尔眼睛和医学研究 (UEMS),乌拉尔非常古老的研究 (UVOS),北京眼睛研究 (BES),中印度眼睛和医学研究 (CIEMS),Kailuan眼睛研究 (KES).
包括乌拉尔儿童眼睛研究 (UCES),山东儿童眼睛研究 (SCES) 和兴根儿童眼睛研究 (HCES) 对学龄儿童的数据.

主要成果:

在成年人中,CRP通常随着较长的AL降低至大约24.5mm;除此之外,这种关系是独立的或显示CRP的增加.
在学龄儿童中,CRP随着整个范围内的AL增加而持续下降,在21.0mm和24.0mmAL之间观察到更的下降.
与成年人相比,AL>24.0mm的CRP值在学童中明显较低.

结论:

轴长度和角膜折射功率之间的关系在学童和成年人之间有显著差异.
这些观察到的变化表明,近视的潜在机制在儿科和成人群体之间可能有所不同.
需要进一步的研究来阐明近视在这些年龄段的独特特征.

关键词:

轴长度轴长度轴长度北京眼睛研究研究.中印度眼睛和医学研究研究.角质折射功率是角质的折射功率.高近视是指高近视的情况.欣根儿童眼睛研究卡伊卢安眼睛研究近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近视近近视性黄斑退行症近视性黄斑退行症山东儿童眼睛研究研究乌拉尔眼睛和医学研究研究.

更多相关视频

Scleral Cross-linking Using Riboflavin and Ultraviolet-A Radiation for Prevention of Axial Myopia in a Rabbit Model

Scleral Cross-linking Using Riboflavin and Ultraviolet-A Radiation for Prevention of Axial Myopia in a Rabbit Model

Published on: April 3, 2016

$Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity$ 05:46

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity

Published on: September 20, 2024

相关概念视频

Focusing of Light in the Eye

Focusing of Light in the Eye

Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...

Longitudinal Studies

Longitudinal Studies

Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...

Longitudinal Research

Longitudinal Research

Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...