老年白内障的形成不会影响晶体透镜的厚度
Alberto López-de la Rosa1,2, Cecilia Díez-Montero1,3, Elena Martínez-Plaza1
1Instituto de Oftalmobiología Aplicada (IOBA), Universidad de Valladolid, Paseo de Belén 17, 47011, Valladolid, Spain.
Ophthalmology and therapy
|January 25, 2024
概括
衰老性白内障不会显著改变透镜厚度 (LT),前 (ACS) 和后 (PCS) 皮层空间,或核厚度 (NT),当控制诸如年龄和性别等混因素时. 进一步的研究应该考虑这些变量在镜头测量.
科学领域:
- 眼科医生 眼科 眼科
- 生物医学工程 生物医学工程
背景情况:
- 精确的透镜厚度 (LT) 描述对于了解透镜老化和改善眼内透镜 (IOL) 功率计算至关重要.
- 老年白内障是一种常见的与年龄相关的疾病,可能会影响眼睛的生物识别参数.
研究的目的:
- 调查老年白内障形成对LT,前 (ACS) 和后 (PCS) 皮层空间以及核厚度 (NT) 的影响.
- 在分析中控制潜在的混因素,包括性别,年龄和轴长.
主要方法:
- 进行了一项涉及603名志愿者 (年龄为59.1±18.8岁) 的截面研究.
- 眼睛的分类是根据白内障的存在和类型 (皮质,核,后部亚囊) 使用镜片化分类系统 (LOCS) -III进行的.
- 光学生物识别测量了LT,ACS,NT和PCS,用于控制共变量的倾向性得分匹配.
主要成果:
- 与没有白内障的眼睛相比,与没有白内障的眼睛相比,不匹配的白内障眼睛显示出明显更高的LT,ACS,NT和PCS.
- 在对性,年龄和轴长度进行倾向分数匹配后,在白内障和非白内障组之间在LT,ACS,NT或PCS中没有发现显著差异.
- 具体来说,匹配的LT (4.34对比4.33毫米,p=0.94),ACS (0.72对比0.76毫米,p=0.08),NT (3.31对比3.30毫米,p=0.24) 和PCS (0.42对比0.43毫米,p=0.79) 没有显著的变化.
结论:
- 老年皮层,核和后部亚囊性白内障的存在并不独立地影响透镜厚度 (LT),前部 (ACS) 和后部 (PCS) 皮层空间,或核厚度 (NT).
- 在分析LT及其组件时,控制诸如性别,年龄和轴长等混因素至关重要.
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