Mean values (standard deviations) | Control drivers | Feedback drivers | P values |
---|---|---|---|
Demographic | Â | Â | Â |
Age | 69.3 (4.5) | 72.1 (5.3) | 0.198 |
Gender (Female/Male) | 3/9 | 4/6 | Â |
Years of experience | 47.3 (7.5) | 47.8 (5.2) | 0.407 |
Kilometers per week (km) | 211.3 (147.3) | 166.8 (108.6) | 0.453 |
Performance on screening tests | Â | Â | Â |
Mini Mental State Examination, MMSE | 28.2 (1.1) | 28.1 (0.9) | 0.879 |
Snellen visual acuity High contrast | 0.92 (0.22) | 1.10 (0.31) | 0.126 |
Melbourne Edge Test | 21.0 (1.34) | 20.9 (1.66) | 0.881 |
Motor-Free Visual Perception Test, standard score | 103.6 (22.5) | 118.9 (20.9) | 0.125 |
Motor-Free Visual Perception Test, time (seconds) | 3.5 (1.7) | 3.7 (1.4) | 0.815 |
Head rotation towards the left* | 43.2 (3.7) | 48.5 (3.7) | 0.857 |
Head rotation towards the right* | 47.8 (4.5) | 56.1 (4.5) | 0.559 |