95% prediction intervals in which a future observation of the error of expected refractive outcome will fall (with 95% certainty) in men and women aged 77 years
| Men aged 77 years* 95% prediction interval | Women aged 77 years* 95% prediction interval | |
| None | −2.65/1.45×38 to +1.41/1.35×145 | −2.82/1.46×37 to +1.23/1.38×146 |
| Diabetic retinopathy | −2.55/1.42×39 to +1.49/1.35×144 | −2.70/1.44×38 to +1.34/1.38×145 |
| Glaucoma | −2.74/1.42×39 to +1.33/1.36×144 | −2.89/1.43×38 to +1.17/1.36×145 |
| High myopia | −2.71/1.46×39 to +1.36/1.33×145 | −2.87/1.49×38 to +1.19/1.35×146 |
| Uveitis/synaechiae | −2.68/1.46×38 to +1.39/1.35×146 | −2.84/1.49×37 to +1.23/1.36×147 |
| Pseudoexfoliation/phacodonesis | −2.57/1.44×38 to +1.47/1.36×145 | −2.73/1.46×37 to +1.30/1.39×146 |
| Other retinal pathology | −2.67/1.45×39 to +1.42/1.35×145 | −2.80/1.47×38 to +1.27/1.36×146 |
| Previous vitrectomy surgery | −2.69/1.47×39 to +1.38/1.34×145 | −2.84/1.47×38 to +1.24/1.34×146 |
| Previous trabeculectomy surgery | −2.66/1.37×39 to +1.35/1.38×144 | −2.82/1.39×38 to +1.18/1.40×145 |
| Brunescent/white mature cataract | −2.65/1.45×38 to +1.41/1.35×145 | −2.81/1.47×37 to +1.24/1.37×146 |
| Posterior capsular rupture | −3.02/1.45×39 to +1.04/1.33×145 | −3.18/1.47×38 to +0.90/1.34×146 |
| Previous vitrectomy surgery and high myopia | −2.75/1.48×39 to +1.35/1.31×145 | −2.91/1.50×38 to +1.20/1.32×146 |
| Previous trabeculectomy surgery and glaucoma | −2.72/1.36×40 to +1.26/1.39×143 | −2.88/1.38×39 to +1.12/1.39×144 |
| Previous vitrectomy surgery and pseudoexfoliation/phacodonesis | −2.60/1.46×39 to +1.46/1.34×145 | −2.76/1.46×38 to +1.30/1.36×146 |
| Pseudoexfoliation/phacodonesis and glaucoma | −2.64/1.42×39 to +1.40/1.36×144 | −2.79/1.42×38 to +1.24/1.37×145 |
| Posterior capsular rupture and brunescent/white mature cataract | −3.02/1.46×39 to +1.06/1.31×145 | −3.18/1.47×38 to +0.92/1.33×145 |
| Posterior capsular rupture and pseudoexfoliation/phacodonesis | −2.95/1.44×39 to +1.11/1.33×145 | −3.10/1.46×38 to +0.96/1.37×146 |
| Posterior capsular rupture and high myopia | −3.10/1.48×39 to +1.01/1.30×145 | −3.24/1.49×38 to +0.85/1.31×145 |
| Posterior capsular rupture and uveitis/synaechiae | −3.06/1.48×39 to +1.04/1.33×145 | −3.20/1.49×38 to +0.89/1.33×147 |
Results reported as compound numbers: sphere cylinder×axis.
*With a subjective refraction observed within 3 months of operation.