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. 2017 Feb 7;12(2):e0171284. doi: 10.1371/journal.pone.0171284

Table 3. Median percentage availability by World Bank Income Group.

World Bank Income Group Therapeutic group Median % availability
Public sector Private sector
Originator brand Lowest priced generic Any product Originator brand Lowest priced generic Any product
Low-income countries (n = 10) Cardiovascular 0% (n = 31) 42.9% (n = 42) 45.0%* (n = 34) 3.3% (n = 30) 68.6% (n = 41) 82.9%* (n = 33)
Diabetes 0% (n = 14) 51.3% (n = 18) 57.4%* (n = 14) 12.1% (n = 14) 65.2% (n = 18) 69.5%* (n = 14)
COPD 3.2% (n = 13) 25.8% (n = 17) 29.0%* (n = 13) 20.0% (n = 13) 44.0% (n = 17) 83.3%* (n = 13)
CNS 0% (n = 20) 44.1% (n = 35) 35.7%* (n = 28) 0% (n = 20) 45.7% (n = 35) 46.4%* (n = 28)
All medicines 0% (n = 78) 40.2% (n = 112) 43.3%* (n = 89) 3.2% (n = 77) 59.1% (n = 111) 66.7%* (n = 88)
Lower-middle income countries (n = 12) Cardiovascular 0% (n = 52) 74.2% (n = 80) 74.2% (n = 80) 6.7% (n = 62) 85.8% (n = 90) 88.6% (n = 90)
Diabetes 1.2% (n = 18) 52.9% (n = 24) 59.5% (n = 24) 24.0% (n = 20) 66.2% (n = 26) 71.0% (n = 26)
COPD 4.1% (n = 18) 51.4% (n = 19) 51.4% (n = 19) 18.6% (n = 20) 59.2% (n = 22) 63.3% (n = 22)
CNS 0% (n = 36) 34.3% (n = 49) 37.1% (n = 49) 3.3% (n = 39) 37.1% (n = 52) 42.1% (n = 52)
All medicines 0% (n = 124) 54.6% (n = 172) 57.6% (n = 172) 10.0% (n = 141) 65.7% (n = 190) 68.6% (n = 190)
Upper-middle income countries (n = 8) Cardiovascular 0% (n = 49) 58.4% (n = 58) 60.3% (n = 58) 55.6% (n = 49) 86.7% (n = 55) 93.3% (n = 56)
Diabetes 0% (n = 17) 61.7% (n = 22) 64.1% (n = 22) 60.0% (n = 17) 71.7% (n = 22) 89.9% (n = 22)
COPD 0% (n = 14) 64.1% (n = 14) 64.1% (n = 14) 32.6% (n = 14) 59.7% (n = 14) 81.7% (n = 14)
CNS 0% (n = 37) 46.7% (n = 42) 46.7% (n = 42) 45.8% (n = 37) 66.7% (n = 41) 86.7% (n = 41)
All medicines 0% (n = 117) 56.7% (n = 136) 60.2% (n = 136) 53.3% (n = 117) 76.7% (n = 132) 90.0% (n = 133)

*Excludes data points for Uganda and Tanzania as originator brands were not surveyed; n = number of data points in the analysis