Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series

Abstract Introduction Hemodialysis (HD) has various effects on the body, including optimizing body fluid composition and volume, which may have an impact on subfoveal choroidal thickness (SCT) in individuals with end-stage kidney disease (ESKD). However, previous studies have produced conflicting re...

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Main Authors: Zixuan Su, Yamin Mao, Zhiyi Qi, Meng Xie, Xueqing Liang, Banghuan Hu, Xinghua Wang, Fagang Jiang
Format: Article
Language:English
Published: Adis, Springer Healthcare 2023-07-01
Series:Ophthalmology and Therapy
Subjects:
Online Access:https://doi.org/10.1007/s40123-023-00761-6
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author Zixuan Su
Yamin Mao
Zhiyi Qi
Meng Xie
Xueqing Liang
Banghuan Hu
Xinghua Wang
Fagang Jiang
author_facet Zixuan Su
Yamin Mao
Zhiyi Qi
Meng Xie
Xueqing Liang
Banghuan Hu
Xinghua Wang
Fagang Jiang
author_sort Zixuan Su
collection DOAJ
description Abstract Introduction Hemodialysis (HD) has various effects on the body, including optimizing body fluid composition and volume, which may have an impact on subfoveal choroidal thickness (SCT) in individuals with end-stage kidney disease (ESKD). However, previous studies have produced conflicting results regarding the effect of HD on SCT in patients with ESKD. Therefore, we conducted a meta-analysis to investigate the influence of HD on SCT. Methods A comprehensive search of relevant studies and bibliographies was conducted using Embase, PubMed, and Web of Science databases up to September 2022. Weighted mean difference (WMD) and 95% confidence interval (CI) were used to summarize the SCT change. Heterogeneity and publication bias were assessed, and a random-effects model was employed for the meta-analysis. Subgroup analyses were also performed to evaluate the influence of factors such as diabetes mellitus (DM), the severity of diabetic retinopathy (DR), diurnal variation adjustment, optical coherence tomography (OCT) types, and OCT scan modes. Results A total of 15 studies involving 1010 eyes were eligible for this meta-analysis, including 552 diabetic eyes, 230 non-diabetic eyes, and the remaining 228 eyes were uncategorized. The meta-analysis revealed a significant reduction in SCT after HD (WMD = −13.66 μm; 95% CI −24.29 to −3.03 μm; z = −5.115, P < 0.0001). Subgroup analysis indicated a significant difference between the DM and non-DM groups (WMD = −24.10 μm vs. −15.37 μm, 95% CI −27.39 to −20.80 μm vs. −19.07 to −11.66 μm; P = 0.001). Additionally, the group with proliferative diabetic retinopathy (PDR) exhibited a more pronounced reduction in SCT (WMD =  −28.66 μm; 95% CI −37.10 to −20.23; z = −6.660, P < 0.0001). Adjusting for diurnal variation, different types or scan modes of OCT did not significantly affect the results. Conclusion HD leads to a significant decrease in SCT among patients with ESKD, especially in patients with DM with PDR.
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spelling doaj.art-f3d90b108d03476c89abfb1c32b694d32023-08-27T11:11:48ZengAdis, Springer HealthcareOphthalmology and Therapy2193-82452193-65282023-07-011252265228010.1007/s40123-023-00761-6Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case SeriesZixuan Su0Yamin Mao1Zhiyi Qi2Meng Xie3Xueqing Liang4Banghuan Hu5Xinghua Wang6Fagang Jiang7Department of Ophthalmology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyDepartment of Ophthalmology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyDepartment of Ophthalmology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyDepartment of Ophthalmology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyDepartment of Biostatistics, School of Public Health, Southern Medical UniversityDepartment of Nephrology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyDepartment of Ophthalmology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyDepartment of Ophthalmology, Union Hospital, Tongji Medical College, Huazhong University of Science and TechnologyAbstract Introduction Hemodialysis (HD) has various effects on the body, including optimizing body fluid composition and volume, which may have an impact on subfoveal choroidal thickness (SCT) in individuals with end-stage kidney disease (ESKD). However, previous studies have produced conflicting results regarding the effect of HD on SCT in patients with ESKD. Therefore, we conducted a meta-analysis to investigate the influence of HD on SCT. Methods A comprehensive search of relevant studies and bibliographies was conducted using Embase, PubMed, and Web of Science databases up to September 2022. Weighted mean difference (WMD) and 95% confidence interval (CI) were used to summarize the SCT change. Heterogeneity and publication bias were assessed, and a random-effects model was employed for the meta-analysis. Subgroup analyses were also performed to evaluate the influence of factors such as diabetes mellitus (DM), the severity of diabetic retinopathy (DR), diurnal variation adjustment, optical coherence tomography (OCT) types, and OCT scan modes. Results A total of 15 studies involving 1010 eyes were eligible for this meta-analysis, including 552 diabetic eyes, 230 non-diabetic eyes, and the remaining 228 eyes were uncategorized. The meta-analysis revealed a significant reduction in SCT after HD (WMD = −13.66 μm; 95% CI −24.29 to −3.03 μm; z = −5.115, P < 0.0001). Subgroup analysis indicated a significant difference between the DM and non-DM groups (WMD = −24.10 μm vs. −15.37 μm, 95% CI −27.39 to −20.80 μm vs. −19.07 to −11.66 μm; P = 0.001). Additionally, the group with proliferative diabetic retinopathy (PDR) exhibited a more pronounced reduction in SCT (WMD =  −28.66 μm; 95% CI −37.10 to −20.23; z = −6.660, P < 0.0001). Adjusting for diurnal variation, different types or scan modes of OCT did not significantly affect the results. Conclusion HD leads to a significant decrease in SCT among patients with ESKD, especially in patients with DM with PDR.https://doi.org/10.1007/s40123-023-00761-6End-stage kidney diseaseDiabetes mellitusDiabetic retinopathySubfoveal choroidal thicknessHemodialysisOptical coherence tomography
spellingShingle Zixuan Su
Yamin Mao
Zhiyi Qi
Meng Xie
Xueqing Liang
Banghuan Hu
Xinghua Wang
Fagang Jiang
Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series
Ophthalmology and Therapy
End-stage kidney disease
Diabetes mellitus
Diabetic retinopathy
Subfoveal choroidal thickness
Hemodialysis
Optical coherence tomography
title Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series
title_full Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series
title_fullStr Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series
title_full_unstemmed Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series
title_short Impact of Hemodialysis on Subfoveal Choroidal Thickness Measured by Optical Coherence Tomography: A Systematic Review and a Pooled Analysis of Self-Controlled Case Series
title_sort impact of hemodialysis on subfoveal choroidal thickness measured by optical coherence tomography a systematic review and a pooled analysis of self controlled case series
topic End-stage kidney disease
Diabetes mellitus
Diabetic retinopathy
Subfoveal choroidal thickness
Hemodialysis
Optical coherence tomography
url https://doi.org/10.1007/s40123-023-00761-6
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