Guohong Zhao , Jingyi Wang , Qian Ma , Yiran Hao , Lei Tian , Ying Jie
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引用次数: 0
Abstract
Purpose
To compare the upper eyelid pressure (UEP) and ocular surface parameters between dry eye disease (DED) and DED coexisting with benign essential blepharospasm (BEB), exploring which parameters could assist in distinguishing between DED and BEB, as potential risk factors for DED with BEB.
Methods
All enrolled participants diagnosed with DED or DED coexisting with BEB were initially subjected to ocular surface disease index (OSDI) determination. Subsequently, the upper eyelid pressure was recorded using an innovative eyelid pressure measurement device, followed by a series of ocular surface examinations. The two groups were compared using the independent t-test and Mann-Whitney U test. A logistic regression analysis was performed to identify which parameters can predict the onset of blepharospasm.
Results
The BEB group achieved a higher upper eyelid pressure (101.9 ± 23.5mN vs 88.4 ± 18.1mN, P = 0.009), lower number of total blink (6.2 ± 4.2 vs 7.1 ± 4.1, P = 0.016), higher corneal fluorescein staining score (4.0 ± 1.9 vs 3.0 ± 1.7, P = 0.046), higher partial blink rate (0.9 ± 0.2 vs 0.5 ± 0.4, P = 0.000) and the lower grade of meibum expressibility (1 (1, 2) vs 2 (1, 3), P = 0.000) and meibum quality (1 (1, 1) vs 1 (1, 1), P = 0.033) compared with the DED group. The upper eyelid pressure (OR = 1.123), partial blink rate (OR = 0.014) and the grade of meibum expressibility (OR = 10.804) showed significant associations with BEB (P < 0.05).
Conclusion
Despite similar OSDI scores, DED coexisting with BEB exhibited higher upper eyelid pressure, lower corneal fluorescein staining score, lower partial blink rate, more total blinks, lower grades of meibum expressibility, and lower meibum quality compared to DED alone. Among these, higher upper eyelid pressure, lower partial blink rate, and worse grade of meibum expressibility were identified as risk factors for BEB in DED.
期刊介绍:
Contact Lens & Anterior Eye is a research-based journal covering all aspects of contact lens theory and practice, including original articles on invention and innovations, as well as the regular features of: Case Reports; Literary Reviews; Editorials; Instrumentation and Techniques and Dates of Professional Meetings.