A Pilot Evaluation of On-Road Detection Performance by Drivers with Hemianopia Using Oblique Peripheral Prisms

Table 1

Characteristics of the participants with HH.

	All participants (𝑛=12)	Current drivers (𝑛=4)	Noncurrent drivers (𝑛=8)
Male, 𝑛 (%)	9 (75)	3 (75)	6 (75)
Age, years	49	44	53
Median, range	29 to 68	29 to 60	43 to 68
Binocular VA	6/6	6/6	6/6
Median, range	6/4.5 to 6/7.5	6/4.5 to 6/6	6/5 to 6/7.5
Left hemianopia, 𝑛 (%)	8 (67)	2 (50)	6 (75)
Time since onset HH, years	2.3	6.1	0.8
Median, range	0.3 to 11.3	1.9 to 11.3	0.3 to 10.3
Stroke caused HH, 𝑛 (%)	8 (67)	3 (75)	5 (63)
Hemiplegia, 𝑛 (%)	3 (25)	1 (25)	2 (25)
MMSE score	28	28	29
Median, range	26 to 29	26 to 29	27 to 29