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Updated: Jun 11, 2025

Author Spotlight: An Automated Method for Assessing Visual Acuity in Infants and Toddlers Using an Eye-Tracking System

Author Spotlight: An Automated Method for Assessing Visual Acuity in Infants and Toddlers Using an Eye-Tracking System

Published on: March 17, 2023

在早产新生儿的视力敏度值:一项实验研究.

Ruth Batista Bezerra Fagundes¹, Pedro Ykaro Fialho Silva², Mirella Telles Salgueiro Barboni^3,4

¹Physiotherapy Departament, Faculdade Ciências da Saúde do Trairi, Universidade Federal do Rio Grande do Norte (UFRN), Santa Cruz 59200-000, Brazil.

Children (Basel, Switzerland)

|September 28, 2024

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预产婴儿的视力敏度使用Teller敏度卡II进行评估. 虽然与妊娠年龄或出生体重无关,但视力敏度与新生儿重症监护室 (NICU) 的光疗持续时间呈反向关系.

科学领域:

发育神经科学的发展神经科学.
眼科医生眼科眼科
新生儿科学新生儿科学

背景情况:

视力敏对于婴儿的神经发育至关重要,特别是新生儿重症监护室 (NICU) 的早产婴儿.
在住院期间,早产婴儿经历了显著的大脑发育,因此视觉评估至关重要.
了解这一群体的视力敏度可以为护理策略和环境优化提供信息.

研究的目的:

在NICU住院期间评估早产婴儿视力敏度值.
评估早产婴儿视力敏度和临床参数之间的潜在相关性.

主要方法:

一项横截面研究涉及42名早产婴儿 (修正妊娠年龄30-36周6天) 在巴西的NICU.
视力敏度测量使用泰勒敏度卡II,一种心理物理方法.
婴儿被测试时躺在30°的高度在护理人员的圈子上,评估人员观察眼睛固定.

主要成果:

视力敏度在0.23到0.64循环/度 (cpd) 之间,平均0.32cpd在大约32周的妊娠年龄.
视力敏度与妊娠年龄 (p=0.18),出生体重 (p=0.83) 或呼吸辅助的持续时间 (p=0.98) 之间没有发现显著的相关性.
观察到光疗日数与视敏度 (p=0.04) 之间存在显著的反相关性.

关键词:

重症监护病房是重症监护病房.照明疗法照明疗法照明疗法过早的过早的视力敏度视力敏度视力敏度

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结论:

在住院的早产婴儿中,对视力敏度的心理物理评估是可行的.
预产婴儿的视力敏度与妊娠年龄,出生体重或呼吸支持续时间无关.
增加光疗持续时间与视力敏度降低有关,这表明对视觉发育的潜在影响.