年龄≥65 + 尿素升高 + 低血压 = 3。高危——需住院;若病情恶化考虑 ICU。{"result":"CURB-65 total 3. High risk (3).","metadata":{"input":{"confusion":false,"urea":true,"respiratoryRate":false,"bloodPressure":true,"age65":true},"result":{"total":3,"components":{"confusion":0,"urea":1,"respiratoryRate":0,"bloodPressure":1,"age65":1},"category":"High risk (3)","interpretation":"High severity — hospital admission indicated. Consider ICU care for scores 4–5. Empiric antibiotics should not be delayed.","approxMortalityPercent":14,"method":"CURB-65 (Lim 2003 Thorax; BTS 2009)","model":"Lim WS et al. Thorax 2003;58(5):377-382. Not medical advice."}}}
单一因素(老年)= 1。低危——适合门诊,口服抗生素并告知复查指征。{"result":"CURB-65 total 1. Low risk (1).","metadata":{"input":{"confusion":false,"urea":false,"respiratoryRate":false,"bloodPressure":false,"age65":true},"result":{"total":1,"components":{"confusion":0,"urea":0,"respiratoryRate":0,"bloodPressure":0,"age65":1},"category":"Low risk (1)","interpretation":"Low severity — likely suitable for outpatient management. Ensure safe discharge, oral antibiotics, and clear safety-net advice.","approxMortalityPercent":2.4,"method":"CURB-65 (Lim 2003 Thorax; BTS 2009)","model":"Lim WS et al. Thorax 2003;58(5):377-382. Not medical advice."}}}