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Table 2 Measures of vision in the two study groups*

From: Shedding light on walking in the dark: the effects of reduced lighting on the gait of older adults with a higher-level gait disorder and controls

  Patients with HLGD (n = 11) Controls (n = 15)
Visual Acuity (% normal) 82% 73%
Color Vision Test 8.2 ± 2.5 8.5 ± 1.3
Contrast Sensitivity Test: low spatial frequency 4.8 ± 0.7 4.5 ± 0.7
Contrast Sensitivity Test: intermediate spatial frequency 4.4 ± 0.7 4.2 ± 1.2
Contrast Sensitivity Test: high spatial frequency 1.8 ± 1.5 1.7 ± 1.5
  1. *p > 0.19 for all comparisons.