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(A) Relation between compensated pixel intensities (laser slit lamp) measured at the first and second visits for 55 eyes of healthy subjects (∘) and 58 eyes of subjects from the cataract waiting list (+). (B) Bland-Altman plot for the laser slit lamp. Difference between the two repeat compensated pixel intensities plotted against the mean of the two readings for 55 eyes of healthy subjects (∘) and 58 eyes of subjects from the cataract waiting list (+).
