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Table 3 Inter-observer reproducibility of ocular biological parameters measured using the new swept-source optical coherence tomography biometer in children before and after wearing orthokeratology lens

From: Effect of orthokeratology on precision and agreement assessment of a new swept-source optical coherence tomography biometer

ParameterStatusSwRCoV (%)ICC
AL (mm)Before0.010.020.031.000
After0.010.020.031.000
CCT (μm)Before2.366.530.440.994
After2.537.020.480.994
ACD (mm)Before0.020.060.540.988
After0.020.060.640.989
LT (mm)Before0.030.070.750.967
After0.020.070.710.985
Km (Φ = 2.5) (D)Before0.060.170.140.998
After0.080.210.190.998
Km (Φ = 3.0) (D)Before0.060.170.140.998
After0.060.180.150.998
CD (mm)Before0.060.170.500.980
After0.060.170.500.976
  1. AL= Axial length; CCT= central corneal thickness; ACD= anterior chamber depth; LT= lens thickness; Km= mean keratometry; CD= corneal diameter; SD= standard deviation; Sw= within-subject standard deviation; R= reproducibility limit (2.77 Sw); CoV= within-subject coefficient of variation; ICC= intraclass correlation coefficient