Figure 2: The distribution of visual acuities (best corrected VA) for first eye surgeries on eyes with no other eye disease. Black: VA ≤0.05 (Snellen fraction, equivalent to 1.30 logMAR), white: 0.06 < VA ≤ 0.50 (Snellen fraction, equivalent to 0.30 ≤ logMAR < 1.31), hatched: VA ≥ 0.55 (Snellen fraction, equivalent to 0.26 logMAR).