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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Accid Anal Prev. 2014 Jun 18;0:210–221. doi: 10.1016/j.aap.2014.05.020

Table 1.

Driving Experience, Miles Per Week Traveled, and Mean and Standard Deviation for UFOV subtests.

Middle-Aged (n = 17) Older UFOV Unimpaired (n = 29) Older UFOV Impaired (n = 18)
Age (years)
 Range 35–54 65–82 65–89
 Mean (SD) 46 (6) 72 (5) 78 (6)
Gender (n)
 Male 10 15 10
 Female 7 14 8

Driving Experience (years)
 Mean (SD) 31.07 (5.78) 54.96 (9.81) 60.38 (6.33)
Typical weekly travel (n)
 0–50 miles 2 10 5
 51–100 miles 7 8 9
 101–150 miles 4 4 1
 151+ miles 4 7 3

UFOV Scores1
 Processing Speed 16 (0) 20 (7) 27 (23)
 Divided Attention 33 (40) 51 (62) 129 (136)
 Selective Attention (SA) 91 (54) 182 (91) 395 (143)
 SA + Same/Different 236 (86) 311 (93) 499 (3)
 Overall 375 (140) 564 (188) 1050 (235)
1

UFOV = Useful Field of View; Scores are reported as Mean (SD). All middle-aged drivers were classified as UFOV unimpaired.