Preoperative VA | Age group (years) | |||||||||||||||
50–59 | 60–69 | 70–79 | ⩾80 | |||||||||||||
⩾0.6 | <0.6 to ⩾0.9 | >0.9 | ⩾0.6 | <0.6 to ⩾0.9 | >0.9 | ⩾0.6 | <0.6 to ⩾0.9 | >0.9 | ⩾0.6 | <0.6 to ⩾0.9 | >0.9 | |||||
MLD (μm) | ||||||||||||||||
<350 | 93 | 84 | 56 | 76 | 57 | 25 | 60 | 38 | 13 | 49 | 28 | 9 | ||||
⩾350 to <400 | 84 | 68 | 34 | 57 | 35 | 12 | 39 | 20 | 6 | 28 | 14 | 4 | ||||
⩾400 to <500 | 84 | 68 | 34 | 57 | 35 | 12 | 38 | 20 | 6 | 28 | 13 | 4 | ||||
⩾500 | 71 | 49 | 19 | 51 | 21 | 6 | 22 | 10 | 3 | 15 | 7 | 2 |
MLD, maximum linear dimension; VA, visual acuity.