Table 1: Demographic and cognitive measures.

MeasureHigh falls riskLow falls risk
( )( )

Age (years)75.8 (3.3)74.4 (5.5)
Physiological Profile Assessment score**1.67 (.64).33 (.26)
Timed up and go (seconds)**13.94 (2.6)10.18 (2.2)
Activities balance confidence score (of 16)*14.17 (1.4)15.43 (.42)
Miles driven per week55.36 (9.9)61.42 (7.0)
Years licensed58.86 (5.3)57.86 (3.2)
Crashes in last 12 months32
FFOV Accuracy (% Correct)44.29 (19.9)47.13 (18.7)
Flicker CD RT (s)7.40 (1.13)7.70 (1.28)
Flicker CD Accuracy (% Correct) 53.7 (10.3)55.39 (8.4)
Computer dual-task cost (ms)*572.7 (207.2)354.8 (207.8)
Collisions 86

Data expressed as mean (SD).
* ; ** .
FFOV: functional field of view.
CD: change detection.
RT: response time.
Dual-task cost = dual RT − single RT.