BioMed Research International / 2016 / Article / Tab 2

Research Article

Effect of Single Administration of Coffee on Pupil Size and Ocular Wavefront Aberration Measurements in Healthy Subjects

Table 2

RMS of the total ocular wavefront aberration measurements before and after coffee intake.

WABefore
After 5 minutes
After 30 minutes
After 4 hours

TC−0.10 ± 0.05−0.12 ± 0.07−0.12 ± 0.07−0.13 ± 0.120.409
TF−0.11 ± 0.06−0.14 ± 0.07−0.11 ± 0.07−0.16 ± 0.120.029
TSA−0.07 ± 0.10−0.06 ± 0.10−0.09 ± 0.11−0.07 ± 0.170.090
HOA0.57 ± 0.420.69 ± 0.610.66 ± 0.590.72 ± 0.600.009

Friedman test, .
RMS: root-mean-square; WA: wavefront aberrations; TC: total coma; TF: total trefoil; TSA: total spherical aberration; HOA: total higher order aberration.
Results are denoted as mean ± standard deviation.

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