Comparison of anterior chamber depth measured by three different anterior segment analysis systems

Purpose: This study aims to compare and evaluate the correlation and agreement among three distinct anterior segment analysis systems in measuring anterior chamber depth (ACD) in healthy myopic individuals. Methods: Myopic patients who underwent preoperative assessments at our hospital's refrac...

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Main Authors: Han Song, Wei Yang, Chunliu Yang, Qing Sun
Format: Article
Language:English
Published: Elsevier 2025-02-01
Series:Photodiagnosis and Photodynamic Therapy
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Online Access:http://www.sciencedirect.com/science/article/pii/S1572100025000018
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author Han Song
Wei Yang
Chunliu Yang
Qing Sun
author_facet Han Song
Wei Yang
Chunliu Yang
Qing Sun
author_sort Han Song
collection DOAJ
description Purpose: This study aims to compare and evaluate the correlation and agreement among three distinct anterior segment analysis systems in measuring anterior chamber depth (ACD) in healthy myopic individuals. Methods: Myopic patients who underwent preoperative assessments at our hospital's refractive surgery department from January 2021 to December 2023 were included in this investigation. ACD was measured using three anterior segment analysis systems: Pentacam, Sirius, and IOLMaster 700. Statistical analyses were performed using SPSS software. The Pearson method was utilized to analyze correlations between the measured values of the three groups. Bland-Altman scatter plots were generated using MedCalc software, with 95 % limits of agreement applied to assess consistency among the datasets. Results: The mean anterior chamber depth (ACD) measured by the Pentacam, Sirius, and IOLMaster 700 was found to be 3.26 ± 0.26 mm, 3.30 ± 0.26 mm and 3.22 ± 0.25 mm, respectively. The mean ACD values obtained from these three devices exhibited statistically significant differences (p < 0.05). Furthermore, the ACD measurements from all three devices demonstrated a strong positive correlation with each other, p < 0.001, r = 0.965 (Pentacam and Sirius), r = 0.955 (Pentacam and IOLMaster 700), and r = 0.966 (Sirius and IOLMaster 700). The respective 95 % LoAs were -1.16 ∼ -0.73(Pentacam and Sirius);0.55 ∼ 1.05(Pentacam and IOLMaster 700);1.53 ∼ 1.96 (Sirius and IOLMaster 700). Conclusion: There is a high positive correlation between the anterior chamber depth (ACD) measured by three different anterior segment analysis systems in healthy myopic eyes. However, the differences in the measurement of different optical devices should be considered in clinical work, and it is not recommended to interchange them.
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spelling doaj-art-419fb57a81f94c1b9bda7676bd0e82232025-02-01T04:11:49ZengElsevierPhotodiagnosis and Photodynamic Therapy1572-10002025-02-0151104471Comparison of anterior chamber depth measured by three different anterior segment analysis systemsHan Song0Wei Yang1Chunliu Yang2Qing Sun3Harbin Bright Eye Hospital, Harbin, Heilongjiang, ChinaHarbin Bright Eye Hospital, Harbin, Heilongjiang, ChinaHarbin Bright Eye Hospital, Harbin, Heilongjiang, ChinaHarbin Aier Eye Hospital, Harbin, Heilongjiang, China; Corresponding author.Purpose: This study aims to compare and evaluate the correlation and agreement among three distinct anterior segment analysis systems in measuring anterior chamber depth (ACD) in healthy myopic individuals. Methods: Myopic patients who underwent preoperative assessments at our hospital's refractive surgery department from January 2021 to December 2023 were included in this investigation. ACD was measured using three anterior segment analysis systems: Pentacam, Sirius, and IOLMaster 700. Statistical analyses were performed using SPSS software. The Pearson method was utilized to analyze correlations between the measured values of the three groups. Bland-Altman scatter plots were generated using MedCalc software, with 95 % limits of agreement applied to assess consistency among the datasets. Results: The mean anterior chamber depth (ACD) measured by the Pentacam, Sirius, and IOLMaster 700 was found to be 3.26 ± 0.26 mm, 3.30 ± 0.26 mm and 3.22 ± 0.25 mm, respectively. The mean ACD values obtained from these three devices exhibited statistically significant differences (p < 0.05). Furthermore, the ACD measurements from all three devices demonstrated a strong positive correlation with each other, p < 0.001, r = 0.965 (Pentacam and Sirius), r = 0.955 (Pentacam and IOLMaster 700), and r = 0.966 (Sirius and IOLMaster 700). The respective 95 % LoAs were -1.16 ∼ -0.73(Pentacam and Sirius);0.55 ∼ 1.05(Pentacam and IOLMaster 700);1.53 ∼ 1.96 (Sirius and IOLMaster 700). Conclusion: There is a high positive correlation between the anterior chamber depth (ACD) measured by three different anterior segment analysis systems in healthy myopic eyes. However, the differences in the measurement of different optical devices should be considered in clinical work, and it is not recommended to interchange them.http://www.sciencedirect.com/science/article/pii/S1572100025000018Anterior chamber depthPentacamSiriusIOLMaster 700
spellingShingle Han Song
Wei Yang
Chunliu Yang
Qing Sun
Comparison of anterior chamber depth measured by three different anterior segment analysis systems
Photodiagnosis and Photodynamic Therapy
Anterior chamber depth
Pentacam
Sirius
IOLMaster 700
title Comparison of anterior chamber depth measured by three different anterior segment analysis systems
title_full Comparison of anterior chamber depth measured by three different anterior segment analysis systems
title_fullStr Comparison of anterior chamber depth measured by three different anterior segment analysis systems
title_full_unstemmed Comparison of anterior chamber depth measured by three different anterior segment analysis systems
title_short Comparison of anterior chamber depth measured by three different anterior segment analysis systems
title_sort comparison of anterior chamber depth measured by three different anterior segment analysis systems
topic Anterior chamber depth
Pentacam
Sirius
IOLMaster 700
url http://www.sciencedirect.com/science/article/pii/S1572100025000018
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AT weiyang comparisonofanteriorchamberdepthmeasuredbythreedifferentanteriorsegmentanalysissystems
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AT qingsun comparisonofanteriorchamberdepthmeasuredbythreedifferentanteriorsegmentanalysissystems