Skip to main content

Table 2 Mean ± standard deviation measurement values (range) for the two optical biometers

From: Repeatability of a fully automated swept-source optical coherence tomography biometer and agreement with a low coherence reflectometry biometer

Parameter

Eyestar 900

Lenstar LS 900

P value

K1 (D)

43.16 ± 1.47 (40.50–47.69)

43.17 ± 1.45 (40.62–47.71)

0.324

K2 (D)

44.17 ± 1.61 (41.01–48.58)

44.19 ± 1.63 (40.68–48.58)

0.150

CCT (µm)

546.59 ± 30.88 (472.67–611.67)

543.47 ± 32.43 (611.00–462.67)

 < 0.001*

ACD (mm)

2.99 ± 0.31 (2.47–3.74)

2.98 ± 0.32 (2.45–3.87)

0.053

LT (mm)

3.80 ± 0.33 (3.15–4.89)

3.83 ± 4.97 (3.13–4.97)

0.018*

AL (mm)

23.98 ± 1.36 (21.48–28.98)

23.98 ± 1.36 (21.48–29.01)

0.096

  1. K1 = flat keratometry; K2 = steep keratometry; CCT = central corneal thickness; ACD = anterior chamber depth; LT = lens thickness; AL = axial length; *P < 0.05