研究目的
To assess the impact of using paediatric reference macular ganglion cell complex values instead of adult reference values in optical coherence tomography.
研究成果
The study demonstrates that paediatric reference values identify significantly more children with low macular ganglion cell-inner plexiform layer thickness than the adult database included in the optical coherence tomography software. The availability of optical coherence tomography ganglion cell complex reference values for paediatric age and spherical equivalent groups can improve the detection of children with low cell layer thickness.
研究不足
The study's paediatric reference database is only applicable to the Topcon 3D OCT-2000 device. Axial length was not measured, which could influence macular and peripapillary retinal nerve fibre layer measurements. The relationship between ethnic origin and ganglion cell complex parameters could not be addressed due to the majority of the study population being from Europe.
1:Experimental Design and Method Selection:
Cross-sectional study design was employed to assess the impact of paediatric reference values for macular ganglion cell complex using optical coherence tomography. The study involved healthy participants aged 5 to 18 years.
2:Sample Selection and Data Sources:
140 healthy participants were initially enrolled, with 126 eligible after exclusion criteria were applied. Data were collected through dilated eye examinations and cycloplegic refraction, followed by optical coherence tomography scans.
3:List of Experimental Equipment and Materials:
Topcon 3D OCT-2000 (Topcon Corporation, Tokyo, Japan) was used for optical coherence tomography ganglion cell scans.
4:Experimental Procedures and Operational Workflow:
Participants underwent two scans per eye, and the mean of both measurements was used in the statistical analyses. Scans were performed in a specific order to ensure alignment system re-establishment before each measurement.
5:Data Analysis Methods:
Statistical analyses included univariate and multivariate linear regression to estimate associations between age, spherical equivalent, and macular ganglion cell-inner plexiform layer thickness and macular retinal nerve fibre layer thickness. Specific agreement between paediatric and adult reference values was estimated.
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