{"uid":"cap_mdldy4BaIzgojuiQYUVep","slug":"magent-curb-65-pneumonia-severity-score-b75e83ba","name":"magent CURB-65 Pneumonia Severity Score","description":"CURB-65 pneumonia severity from age and discrete clinical flags. Deterministic published score with citation; not a treatment recommendation.","url":"https://api.magentlab.com/api/calc/curb65","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["age","confusion","urea_high","respiratory_rate_ge_30","low_blood_pressure"],"properties":{"age":{"type":"integer","description":"Age in years (18-120). Age ≥65 scores 1."},"confusion":{"type":"boolean","description":"New confusion (C). true or false."},"urea_high":{"type":"boolean","description":"Urea >7 mmol/L (U). Pass the published cutoff as a flag; magent does not convert BUN."},"low_blood_pressure":{"type":"boolean","description":"SBP <90 mmHg or DBP ≤60 mmHg (B). true or false."},"respiratory_rate_ge_30":{"type":"boolean","description":"Respiratory rate ≥30/min (R). true or false."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"path":"/api/calc/curb65","count":2,"items":[{"score":3,"formula":"curb65","citation":{"id":"lim-2003","doi":"10.1136/thorax.58.5.377","title":"Defining community acquired pneumonia severity on presentation to hospital: an international derivation and validation study","source":"Thorax. 2003;58(5):377-382","authors":"Lim WS, van der Eerden MM, Laing R, et al."},"age_years":70,"max_score":5,"components":[{"factor":"confusion","points":1,"present":true},{"factor":"urea_high","points":1,"present":true},{"factor":"respiratory_rate_ge_30","points":0,"present":false},{"factor":"low_blood_pressure","points":0,"present":false},{"value":70,"factor":"age_ge_65","points":1,"present":true}],"disclaimer":"Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.","formula_expression":"CURB-65 = confusion + urea_high + respiratory_rate_ge_30 + low_blood_pressure + age_ge_65; max 5"},{"score":3,"formula":"curb65","citation":{"id":"lim-2003","doi":"10.1136/thorax.58.5.377","title":"Defining community acquired pneumonia severity on presentation to hospital: an international derivation and validation study","source":"Thorax. 2003;58(5):377-382","authors":"Lim WS, van der Eerden MM, Laing R, et al."},"age_years":70,"max_score":5,"components":[{"factor":"confusion","points":1,"present":true},{"factor":"urea_high","points":1,"present":true},{"factor":"respiratory_rate_ge_30","points":0,"present":false},{"factor":"low_blood_pressure","points":0,"present":false},{"value":70,"factor":"age_ge_65","points":1,"present":true}],"disclaimer":"Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.","formula_expression":"CURB-65 = confusion + urea_high + respiratory_rate_ge_30 + low_blood_pressure + age_ge_65; max 5"}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RJGJofT-Kjk2U5ULBxq4S","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates the CURB-65 pneumonia severity score from age and four discrete clinical flags, returning a deterministic risk-stratified score with citation.","exampleAgentPrompt":"Calculate the CURB-65 pneumonia severity score for a 74-year-old patient who has new confusion, urea above 7 mmol/L, a respiratory rate of 32, and blood pressure of 88/58 mmHg.","exampleUseCases":[{"title":"Emergency department pneumonia triage","prompt":"My patient in the ED is 68 years old, has new-onset confusion, urea is elevated above 7, respiratory rate is 34, and blood pressure is 85/55 — what's their CURB-65 score?"},{"title":"Inpatient admission decision support","prompt":"I need a CURB-65 score for a 55-year-old with no confusion, urea is normal, respiratory rate is 28, and blood pressure is fine — should they be admitted based on severity?"},{"title":"Outpatient pneumonia risk assessment","prompt":"Can you score CURB-65 for a 45-year-old outpatient with community-acquired pneumonia who has no confusion, normal urea, respiratory rate of 20, and normal blood pressure? I want to know if low-risk outpatient treatment is appropriate."}],"resultDescription":"Returns a numeric CURB-65 score (0–5) computed from the five input criteria (confusion, urea >7 mmol/L, respiratory rate ≥30, low blood pressure, age ≥65), along with a severity classification and a citation to the published scoring system. The result is deterministic and does not constitute a treatment recommendation.","failureModes":["Missing required query parameters (age, confusion, urea_high, respiratory_rate_ge_30, low_blood_pressure) returns a validation error","Age outside valid range 18–120 may return an error or unexpected result","Boolean flags passed as strings instead of booleans may cause parsing errors","Network or payment authorization failure returns a 402 or connectivity error"],"whenToPreferThis":"Use this endpoint when you need a fast, deterministic, evidence-based CURB-65 pneumonia severity score from pre-evaluated clinical flags. Ideal when the calling system has already determined whether urea exceeds 7 mmol/L and other cutoffs, since this endpoint accepts discrete boolean flags rather than raw lab values. Prefer this over manual calculation to ensure consistent citation-backed scoring in clinical decision support pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:15:45.272Z","isFirstParty":false}