Table 4 Sensitivity analysis descriptions
Authors | Analysis type | Study design (follow up) | Modelling method | Type of sensitivity analysis | Parameters |
|---|---|---|---|---|---|
Cipriano LE et al., 2012 [44] | Cost-utility | Deterministic dynamic compartmental model | Dynamic compartmental model | Univariate deterministic sensitivity analysis | No of IDU’s by city; Prevalence of HIV and HCV |
Sanders GD et al., 2010 [46] | Cost-effectiveness | Trial based Markov model | Markov model | Univariate and multivariate deterministic sensitivity analysis; Probabilistic sensitivity analysis | HIV test characteristics; Test probability; Probability of undiagnosed HIV; Probabilities of receiving HIV test result given positive and negative result |
Dowdy DW et al., 2011 [45] | Cost-effectiveness | Decision analysis | Decision analysis | Univariate deterministic sensitivity analysis | Prevalence of undiagnosed HIV; Annual HIV transmission rate; Lifetime cost of treating new HIV cases; Monthly test volume; HIV awareness |
Paltiel A D et al., 2005 [47] | Cost-utility | Model-based evaluation: Monte Carlo, state-transition framework | State-transition simulation model | Multivariate deterministic sensitivity analysis | Testing frequency; Proportion of persons returning for results; Efficacy of antiretroviral (ARV); Proportion of infected on ARV |
Cost-utility | State-transition simulation model | State-transition simulation model | Univariate deterministic sensitivity analysis | Testing costs; CD4 counts; HIV Prevalence; Cost of ARV |