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Table 1 Data required for modeling

From: Designing supply chains to meet the growing need of vaccines: evidence from four countries

Cost

â—ŹHuman resources: civil servant pay scale for health and warehouse staff

â—ŹVehicle: fixed purchase, capacity, fuel, operating expenses, number of facilities covered per delivery

â—ŹPublic transportation: average cost per trip

â—ŹInvestment: building construction and CCE needed to set up a new location; additional vehicles for direct delivery, new routes; new technology (AAVs), training new/additional personnel

â—ŹOperating and fixed storage

â—ŹMaintenance and fuel for CCE

â—ŹStraight line depreciation for vehicles and CCE

Human resources

â—ŹTitle, average number of staff, and time spent conducting logistics management tasks

â—ŹTitle, average number of staff at warehouse

â—ŹTitle, average number of staff who pickup/drop off commodities

Network structure and facility data

â—ŹNumber and location of all HF types that provide vaccines (with GIS coordinates)

â—ŹNumber and location of central, regional, district warehouses (with GIS coordinates)

â—ŹCurrent delivery frequency/schedule for each supply chain level

Cold chain equipment

â—ŹNumber, model, capacity, functional status of CCE at each HF or warehouse

Vaccines and other commodities

â—ŹVaccines for each location

â—ŹVolume for each location:

oTarget population

oImmunization schedule

oTarget coverage

●New products for introduction or integration—all of the above needed