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新PCI生物测量仪的重复性、再现性和一致性
Authors
叶桂彤
杨晓
+4 more
杨正菲
王梦怡
陈烁烁
黎紫璇
Publication date
1 May 2024
Publisher
Editorial Office of Journal of Sun Yat-sen University
Doi
Abstract
目的评估基于部分相干干涉测量原理的新型眼生物测量仪Myopia Master用于测量眼轴、角膜曲率的重复性和再现性,比较其与IOL Master 500的一致性。方法同一名操作者随机先后顺序使用新型眼球生物测量仪Myopia Master和IOL Master 500采集屈光不正儿童右眼数据,以评估两仪器间一致性。其中部分儿童接受了Myopia Master重复性、再现性评估。数据包括眼轴(AL)、平坦角膜曲率(Kf)、陡峭角膜曲率(Ks)、平均角膜曲率(Km)、J0、J45。结果136人纳入一致性研究,其中58人纳入重复性和再现性研究。Myopia Master在AL测量中显示出高重复性、再现性(重复性Sw=0.02 mm, ICC=0.999;再现性Sw=0.04 mm, ICC=0.998),在角膜曲率测量显示中等的重复性[Sw范围:(0.04~0.12) D,ICC:(0.861~0.991)]和再现性[Sw范围:(0.06~0.20)D,ICC范围:(0.835~0.992)]。Myopia Master与IOL Master 500测量平均差异为AL(-0.01±0.04)mm、Kf(-0.09±0.15)D、Ks(-0.47±0.40)D、Km(-0.28±0.23)D、 J0(0.18±0.20)D和J45(-0.01±0.12)D。结论在儿童近视筛查中AL和角膜曲率测量中显示出高重复性和再现性,但临床上AL和角膜曲率在Myopia Master和IOL Master 500之间不可互换使用
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Last time updated on 15/10/2024