Equipment
Information on which anti-VEGF medicine (ranibizumab, bevacizumab or aflibercept) was administered to each patient was obtained from the EPR, and the unit prices were obtained from the hospital pharmacy. The medicine costs for all patients were summed and divided by the number of injections to find the average medicine cost per injection. The equipment costs included the aggregated volume of disposable equipment at purchase price and the cost of cleaning reusable equipment, divided by the number of injections (Table 