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电网光学学的会话间重复性和Celeris系统的视觉唤起潜力
Xiuying Tang1,2, Carla J Abbott3,4, Penelope J Allen1,2
1Centre for Eye Research Australia, Royal Victorian Eye and Ear Hospital, East Melbourne, VIC, 3002, Australia.
Documenta ophthalmologica. Advances in ophthalmology
|August 10, 2025
概括
在动物模型中,Celeris系统在电网膜学 (ERG) 和视觉唤起潜能 (VEP) 中表现出良好的会话间重复性. 这些发现支持其在临床前研究中的使用,帮助研究设计和样本大小计算.
科学领域:
- 眼科和视觉科学 眼科和视觉科学
- 神经科学是一个神经科学.
- 临床前研究 临床前研究
背景情况:
- 高通量电网膜学 (ERG) 和视觉唤起潜能 (VEP) 对于临床前视力研究至关重要.
- 塞利里斯系统为传统方法 (如Espion系统) 提供了一种精简的替代方案.
- 评估新系统的可重复性对于可靠的临床前数据至关重要.
研究的目的:
- 在健康的动物中使用Celeris系统评估ERG和VEP测量的会话间重复性.
- 提供可以为未来使用Celeris系统进行临床前研究的设计提供信息的数据.
主要方法:
- 25只棕色挪威大鼠在两次会议中进行了ERG和VEP的测试.
- 在受控刺激条件下记录了暗适应的ERG (a波,b波,PhNR) 和VEP.
- 使用皮尔森相关系数 (ρ) 和布兰德-阿尔特曼分析分析了会议间的协议.
主要成果:
- ERG a波和b波的相关性 (ρ) 分别为0.73和0.65.
- 光影负响应 (PhNR) 幅度表明0.66和0.72.7之间的相关性 (ρ).
- VEP P2 振幅和隐性时间的相关性 (ρ) 分别为 0.67 和 0.48,表明可接受的可重复性.
结论:
- 塞莱里斯系统在动物的ERG和VEP测量中表现出可靠的会话间重复性.
- 这些发现为临床前视力研究提供了有价值的参考数据.
- 数据可以指导研究设计,样本大小计算和不同系统和物种之间的比较.
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