Table 2.

Summary of key assumptions in the example of emergency room visits in the UK.

Convenience area	Country	Assumption/calculation definition	Calculation	Results: Microeconomic surplus
Emergency room visits	UK	Annual salary of nurse grade E (specialist nurse): £19′492 Exchange rate: €1 = £0.81 Salary premiums for nights: 30% Salary premiums for weekends: 60% Standard HRG (emergency visit): £75	Cost coverage from daily salary for one emergency visit was calculated and compared between a “normal,” night and weekend shift	€30 surplus (night shifts) €60 surplus (weekends)