Risk of catastrophic expenditure for surgical care (% of people at risk)

The proportion of population at risk of catastrophic expenditure when surgical care is required. Catastrophic expenditure is defined as direct out of pocket payments for surgical and anaesthesia care exceeding 10% of total income.需要外科护理时面临灾难性医疗支出风险的人口占比。灾难性医疗支出的定义为：外科与麻醉护理的直接自付费用占总收入的比例超过10%。