Table 1 Repeatability outcomes for biometric measurements obtained using the ANTERION, CASIA II and IOLMaster500.

From: Comparison of two novel swept-source optical coherence tomography devices to a partial coherence interferometry-based biometer

Parameters

Devices

Mean (± SD)

RC (95% CI)

p-value for pairwise comparison in RC

ANTERION vs CASIAII

ANTERION vs IOLMaster500

CASIAII vs IOLMaster500

Km (D)

ANTERION

43.878 ± 1.415

0.2345 (0.2010–0.2681)

0.600

0.138

0.254

CASIA II

43.851 ± 1.440

0.2484 (0.2125–0.2843)

IOLMaster500

43.902 ± 1.456

0.3148 (0.2666–0.3629)

J0 (D)

ANTERION

0.305 ± 0.457

0.2003 (0.1716–0.2289)

0.002

0.039

0.361

CASIA II

0.376 ± 0.422

0.3217 (0.2752–0.3682)

IOLMaster500

0.207 ± 0.469

0.5448 (0.4614–0.6282)

J45 (D)

ANTERION

− 0.002 ± 0.180

0.2232 (0.1913–0.2551)

0.980

0.245

0.072

CASIA II

0.029 ± 0.196

0.2115 (0.1809–0.2420)

IOLMaster500

− 0.024 ± 0.226

0.3336 (0.2825–0.3846)

ACD (mm)

ANTERION

2.899 ± 0.597

0.0311 (0.0264–0.0352)

0.216

< 0.001

< 0.001

CASIA II

2.912 ± 0.586

0.0260 (0.0227–0.0298)

IOLMaster500

2.932 ± 0.563

0.1947 (0.1652–0.2241)

CCT (µm)

ANTERION

543.17 ± 32.20

2.1759 (1.8648–2.4869)

0.575

–

–

CASIA II

543.02 ± 33.45

2.3223 (1.9868–2.6579)

AL (mm)

ANTERION

23.683 ± 1.137

0.0154 (0.0130–0.0178)

–

0.002

–

IOLMaster500

23.881 ± 1.323

0.0260 (0.0221–0.0299)

  1. Km mean keratometry, J0 J0 vector components of astigmatism, J45 J45 vector components of astigmatism, ACD anterior chamber depth, AL axial length, CCT central corneal thickness, RC repeatability coefficient.
  2. 10.9% of the 5 significant results out of the 14 tests are expected to be false discoveries due to random error as determined by the false discovery rate.
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