80 research outputs found
Correlations between total corneal power (TCP) and axial curvature (AC) of the central cornea of 8 mm diameter.
<p>Correlations between total corneal power (TCP) and axial curvature (AC) of the central cornea of 8 mm diameter.</p
Multivariate regression model to predict anterior chamber depth associated with age and gender in normal subjects.
<p>Multivariate regression model to predict anterior chamber depth associated with age and gender in normal subjects.</p
Scatter plot of (A) age against central corneal thickness, and (B) age against anterior chamber depth as measured by the Galilei Scheimpflug system.
<p>Line: univariate regression summarizing the relationship between the two variables.</p
Scatter plots of (A) high order aberration against total corneal wavefront, and (B) spherical aberration against high order aberration as measured by the Galilei Scheimpflug system.
<p>Lines: univariate regression summarizing the relationship between the two variables.</p
Difference between anterior instantaneous curvature (AIC) and simulated keratometry (SimK) values.
<p>Note: diopter (D); β Two-tailed independent sample t-test.</p
The tilted angle and decentration distance of different measurements.
<p>Note: Measurement 1 and 2 indicate the 2 measurements performed by observer XG.W on two sessions; measurement 3, the third measurement performed by observer J.D. * with reference to the pupillary plane; SD β=β standard deviation.</p
The diagrammatic presentation of reference frame and different point symbol.
<p>The diagrammatic presentation of reference frame and different point symbol.</p
Graph of data from repeatability study (nβ=β3).
<p>Graph of data from repeatability study (nβ=β3).</p
A flow chart depicting the decentration and tilt angle analysis of the intraocular lens (IOL).
<p>A flow chart depicting the decentration and tilt angle analysis of the intraocular lens (IOL).</p
Best-corrected visual acuity and astigmatism values of subjects.
<p>Note: BCVA β=β best-corrected visual acuity; ORA β=β ocular residual astigmatism; D β=β diopters; SD β=β standard deviation.</p
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