Biometry, Refractive Errors, and the Results of Cataract Surgery: A Large Sample Study

Figure 4

Histograms of SE, with 1 D bins. (a) Preoperative, it is possible to note a bimodal distribution. (b) Postoperative. Comparing both figures, note the effect of the surgical procedure. In the insets, the main statigraphs of the distributions are shown.

(a)

(b)