Patient characteristics
| Characteristic | All patients | Expectations video | Anatomy video | Significance |
|---|---|---|---|---|
| VA, visual acuity. | ||||
| Test: Mann-Whitney U for visual acuity, two tailed independent T tests for others. | ||||
| Total number | 141 | 73 | 68 | |
| Mean age (SD) | 73.8 (9.2) | 74.6 (9.0) | 72.9 (9.4) | NS |
| No of females (%) | 91 (64.5%) | 49 (64.5%) | 42 (64.5%) | NS |
| Median preoperative VA: 6/(1st, 3rd quartile) | 18 (12, 36) | 18 (12, 36) | 18 (12, 36) | NS |
| Mean preoperative VF-14 (SD) | 84.7 (14.8) | 83.4 (16.4) | 86.0 (13.0) | NS |
| No of previous cataract (%) | 55 (39.0%) | 28 (38.4%) | 27 (39.7%) | NS |
| Median VA at 1 month: 6/(1st, 3rd quartile) | 6 (6, 9) | 6 (6, 9) | 6 (6, 9) | NS |
| Mean VF-14 at 1 month (SD) | 89.8 (16.4) | 88.5 (17.9) | 91.2 (14.5) | NS |