Table 3 Guidance on data collection and analysis by workstream
From: WHO-led consensus statement on vaccine delivery costing: process, methods, and findings
Perspectives included in guidance documents | Data Sources recommended in guidance documents | Data Collection guidance provided | Sampling guidance provided | How is uncertainty characterized? | Source Documents | |
|---|---|---|---|---|---|---|
Retrospective routine immunization cross-sectional costing | Provider, Payer, or Societal | Health facility records; interviews with national and sub-national program managers | Strategies for data collection provided | Representative sampling of health facilities (stratified, random) | Characterized based on number of sites in sample, stratification of units, and basis of probability of selection; one-way sensitivity testing or scenario analysis | |
Retrospective single-vaccine costing | Provider payer, or Societal | Interviews with national and sub-national program managers; not described for costing tools | Some advice but not available for costing tools | Representative sampling of health facilities or campaign sites; not specified for costing tools | Characterized based on number of sites in sample, stratification of units, and basis of probability of selection; costing tools are not specific but suggest use of scenarios | |
Projection of new vaccine introduction costs | Provider, payer, or Societal | Not described in guidance documents | Provided for some tools but not others | Not specified | Costing tools are not specific but suggest use of scenarios | |
Projection of Immunization program costs | Provider | Interviews with national and sub-national program managers; visits to selected health facilities sometimes | Provides data collection guidance | Can collect data at the sub-national as well as national levels | Conduct scenario analysis to have a range of estimates | [16] |