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Table 1 Demographics/characteristics of the study population (N = 236)

From: Prevalence of self-reported early glaucoma eye drop bottle exhaustion and associated risk factors: a patient survey

Age (years) 67.7 ± 14.0
Sex  
  Female 119 (50%)
  Male 117 (50%)
Visual field indices  
 Better eye MD: −4.2 ± 5.7 dB
PSD: 4.2 ± 3.4 dB
VFI: 90 ± 16%
 Worse eye MD: −8.5 ± 8.1 dB
PSD: 6.5 ± 4.2 dB
VFI: 77 ± 25%
Duration of treatment 7.9 ± 5.9 yrs
No prescription insurance 23 (9.7%)
Number of eye drop bottles 2.1 ± 0.8
Number of comorbid conditions* 2.3 ± 1.8
Number of prescription medications* 3.3 ± 3.2
  1. Mean ± SD; MD = mean deviation; PSD = pattern standard deviation; VFI = visual field index.
  2. *Other than glaucoma.