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Table 2 Comparison of distributional characteristics of competing medication acquisition measures

From: Comparison of pharmacy-based measures of medication adherence

  CMA1 CMA2 CMA3 CMA4 CMA5 CMA6 CMA7 CMA8
N 4661 5716 4661 5716 4661 5716 6903 6903
Mean 0.61 0.63 0.55 0.52 0.54 0.50 0.36 0.35
Std Dev 0.94 1.52 0.29 0.31 0.29 0.30 0.30 0.30
Percentiles         
min 0.02 0.01 0.02 0.01 0.02 0.01 0.00 0.00
1st 0.07 0.05 0.07 0.05 0.07 0.05 0.00 0.00
5th 0.12 0.09 0.12 0.09 0.12 0.09 0.00 0.00
25th 0.29 0.25 0.29 0.25 0.29 0.24 0.10 0.09
50th 0.51 0.48 0.51 0.48 0.51 0.45 0.29 0.27
75th 0.80 0.80 0.80 0.80 0.79 0.74 0.58 0.57
95th 1.24 1.33 1.00 1.00 1.00 1.00 0.95 0.95
99th 1.94 2.54 1.00 1.00 1.00 1.00 1.00 1.00
max 50.00 100.00 1.00 1.00 1.00 1.00 1.00 1.00
  1. Medication acquisition reported as a fractional measure, e.g., 0.61 = 61 %. Percentiles illustrate the medication acquisition distribution in each measure’s population, e.g., the median for CMA1 = 0.51.