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Table 5 Sensitivity analysis results: percentage difference between “New and generic drugs scenarios”, and the scenario that does not consider new and generic drugs

From: New Highly Active Antiretroviral drugs and generic drugs for the treatment of HIV infection: a budget impact analysis on the Italian National Health Service (Lombardy Region, Northern Italy)

Scenario 2015 2016 2017 2018 2019 5 Years mean difference
Base case −0.6 % −2.1 % −2.4 % −6.1 % −12.8 % −4.8 %
Increased costs −0.5 % −1.4 % −1.3 % −3.9 % −8.4 % −3.1 %
Decreased costs −0.7 % −3.0 % −3.6 % −9.1 % −19.0 % −7.1 %
Increased switch rates −2.3 % −3.9 % −4.2 % −7.7 % −14.6 % −6.6 %
Decreased switch rates 0.2 % −0.7 % −0.9 % −4.0 % −9.6 % −3.0 %
Increased costs and decreased switch rates 0.2 % −0.1 % 0.0 % −1.9 % −5.5 % −1.5 %
Increased costs and switch rates −2.1 % −3.0 % −3.0 % −5.3 % −9.7 % −4.6 %
Decreased costs and switch rates 0.2 % −1.2 % −1.6 % −6.2 % −14.4 % −4.7 %
Decreased costs and increased switch rates −2.9 % −5.3 % −5.9 % −10.9 % −20.7 % −9.1 %