| Cataract in second eye that with a high level of probability will cause the patient to request operation | 111 (50.2%) |
| Expected refraction problems (anisometropia) as a consequence of unilateral surgery | 37 (16.7%) |
| Concurrent eye disease (eg, AMD, glaucomatous optic damage, occlusion of retinal vessels) | 43 (19.4%) |
| General condition (eg, balance problems) | 20 (9.0%) |
| Problems in pursuing occupation | 8 (3.6%) |
| Other aspects of social situation (eg, living conditions, dependence on car driving) | 36 (16.3%) |
| Fear of operation | 2 (0.9%) |
| Preoperative finding of bilateral cataract only recorded reason | 35 (15.8%) |