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Table 1 Characteristics of the analysis data set used for statistical modeling

From: Modeling of atrophy size trajectories: variable transformation, prediction and age-of-onset estimation

  Count Percent
Patients (n) 101  
Eyes (N) 150  
Bilateral GA 49 48.50%
Unilateral GA 52 51.50%
Hypertension   
yes 56 55.40%
no 44 38.60%
Hypercholesterolemia   
yes 28 27.70%
no 70 69.30%
No. of patients with no. of visits   
2 visits 25 24.75%
3 visits 23 22.78%
4 visits 23 22.78%
5-9 visits 30 29.70%
  Mean (Range) Median (IQR)
Age at baseline 75.61 75.66
[years] (57.23 - 95.06) (70.67 - 80.62)
Follow-up time 3.36 2.90
[years] (0.50 - 13.70) (1.61 - 4.57)
GA size at baseline 5.64 4.30
mm2 (0.07 - 31.40) (1.76 - 7.60)
  1. All data considered in this paper was collected from patients with GA secondary to AMD that were recruited for the FAM study. If further monitoring of these patients was performed via the DSGA study, the further progression is included in the analysis data set