Output variables Intermediate variables Input variables
Average waiting time for sampling Number of patients Number of active tests
Income from admission (economic criterion) Number of samples Available pace for service
Average sample transfer time Correct number of tests Cost of consumables (economic criterion)
Number of false tests Safety cost of sampling unit (social criterion)
Test response time Safety cost of test unit (social criterion)
Garbage weight (environmental criterion) Number of kits
Number of responses of the prepared tests Staff wage (economic criterion)
Sum of the scores of the laboratory standards
Lab profit (economic criterion)