Fig 1.
Measurement illustrations of choroidal thickness at different locations.
(A) and (C) Images of the position of scan lines passing through the central part of the fovea and the disc. (B) and (D) Images of choroidal thickness from line scans showing the locations of the choroidal thickness measurements. Each red line is 500 μm apart from each other.
Table 1.
Demographic and clinical characteristics.
Fig 2.
Bland-Altman plots of intraobserver and interobserver reproducibilities.
(A) subfoveal choroidal thickness measurements performed by the same examiner (B) subfoveal choroidal thickness measurements performed by two examiners (C) peripapillary choroidal thickness measurement performed by the same examiner (D) peripapillary choroidal thickness measurements performed by two examiners.
Fig 3.
Graphs showing the comparison of choroidal thickness in the macular region using the raw data.
(A) choroidal thickness in a horizon scan (B) choroidal thickness in a vertical scan.
Fig 4.
Graph showing the comparison of choroidal thickness in the peripapillary region using the raw data.
Table 2.
OCT analysis results among the different groups (±s, μm).
Table 3.
Choroidal thickness analysis among the different groups using the original data (±s, μm).
Table 4.
Choroidal thickness analysis among the different groups after adjusting for age, axial length and IOP (±s, μm).
Fig 5.
ROC curves for visual field indices and OCT parameters to discriminate POAG from NTG eyes.
Fig 6.
ROC curves for visual field indices and OCT parameters to discriminate POAG from normal eyes.
Fig 7.
ROC curves for visual field indices and OCT parameters to discriminate NTG from normal eyes.
Fig 8.
ROC curves for visual field indices and OCT parameters to discriminate glaucomatous eyes from normal eyes.
Fig 9.
ROC curves for visual field indices and OCT parameters to discriminate early glaucomatous eyes from normal eyes.
Table 5.
AUC with 95% confidence interval of different parameters in different subgroups.
Table 6.
Sensitivity and specificity of different parameters in different subgroups.
Table 7.
Pearson correlations between GCIPL, RNFL, and choroidal thickness with visual field indices.