Outcome divided into “very good benefit” and “less than very good benefit” and certain preoperative conditions
| Age group | ||||||
|---|---|---|---|---|---|---|
| 20–49 | 50–59 | 60–69 | 70–79 | 80–89 | 90–w | |
| Second eye surgery | ||||||
| Very good benefit | 76.9% | 64.5% | 59.3% | 46.6% | 37.0% | 25.0% |
| Less than very good benefit | 23.1% | 35.5% | 40.7% | 53.4% | 63.0% | 75.0% |
| First eye surgery | ||||||
| Very good benefit | 45.7% | 59.0% | 45.0% | 35.2% | 30.2% | 31.0% |
| Less than very good benefit | 54.3% | 41.0% | 55.0% | 64.8% | 69.8% | 69.0% |









