Visit 1 | Visit 2 |
Change (p values) | |
Visual function tests | |||
Distance VA (LogMAR) | 0.44 (0.37) | 0.41 (0.34) | 0.408 |
Near VA (LogMAR) | 0.64 (0.41) | 0.63 (0.37) (1 unable to do) | 0.298 |
Pelli-Robson CS (log) | 1.10 (0.33) | 1.11 (0.30) (2 unable to do) | 0.399 |
Pelli-Robson + glare (log) | 0.63 (0.34) (7 unable to do) | 0.64 (0.31) (9 unable to do) | 0.223 |
Stereo-acuity (min/arc) | 55.3 (123.5) 2 had no stereo-acuity | 109 (214) 1 had no stereo-acuity | 0.183 |
QOL questions | |||
Trouble with vision | 2.7 | 2.7 | 0.989 |
Small print | 1.4 | 1.2 | 0.144 |
Newspaper/book | 1.8 | 1.7 | 0.528 |
Large print | 3.1 | 2.9 | 0.321 |
Recognise people close | 3.3 | 3.3 | 0.785 |
See steps/kerbs | 3.2 | 3.2 | 0.850 |
Signs in street | 2.8 | 2.5 | 0.155 |
Fine handwork | 1.5 | 1.4 | 0.574 |
Writing cheques | 2.7 | 2.4 | 0.040 |
Cooking | 3.5 | 3.3 | 0.266 |
Watching TV | 2.7 | 2.7 | 0.858 |
Getting about indoors | 3.9 | 3.9 | 0.713 |
Final VF-14 score | 69.2 | 65.7 | 0.442 |
VA = visual acuity; CS = contrast sensitivity.
↵Wilcoxon signed ranks test.