Table 4

Significant effects of health status on outcomes from the driving task

HealthyIll
Mean percentage of time spent at a headway of <2 s (SES)
39.2% (5.4)51.7 (4.3)F=4.80, p<0.05
Mean response times (seconds) in choice reaction task (SES)
 Target 11.01 (0.10)1.33 (0.11)F=4.35, p<0.05
 Target 20.95 (0.06)1.21 (0.06)F=6.09, p<0.05