Table 1

Comparison of demographic, driving and vision characteristics of study participants by group

Characteristics	Normal control (N=36)	Glaucoma (N=36)	p Value
Demographic
Age (years)	54.5±9.2	55.8±9.3	0.56*
Gender (male/female)	18/18	24/12	0.15†
Driving
Driving years (year)	30.6±11.5	33.6±9.3	0.23*
Driving exposure (h/week)	7.1±9.8	6.8±10.6	0.92*
Number of MVAs by group	4 (11.1%)	9 (25%)	0.126†
Visual acuity
Better eye, log MAR	−0.11±0.05	−0.04±0.07	0.0001*
Worse eye, log MAR	−0.10±0.08	0.14±0.27	<0.0001*
HFA24-2
Better eye, MD (dB)	0.19±0.94	−17.85±4.56	<0.0001*
Worse eye, MD (dB)	−0.49±1.19	−21.68±5.84	<0.0001*
Integrated visual field
Total sensitivity (dB)	31.05±0.99	16.40±5.08	<0.0001*
Superior sensitivity (dB)	30.62±1.11	13.90±6.96	<0.0001*
Inferior sensitivity (dB)	31.48±0.95	18.89±7.61	<0.0001*

Values are mean±SDs.
*p Indicates unpaired t test results.
†p Indicates χ² test results.
MAR, minimum angle of resolution; MD, mean deviation; MVA, motor vehicle accident.