{"uid":"cap_fAO9haA6wIhBziVtkELNJ","slug":"aggarwal-2023-doac-bleeding-risk-score-calculator-5b9a5ae6","name":"Aggarwal 2023 DOAC Bleeding Risk Score Calculator","description":"Aggarwal 2023 DOAC Score (Circulation Table 2) for AF on DOACs: age 65-69 2 / 70-74 3 / 75-79 4 / >=80 5 (<65 0); CrCl/eGFR 30-60 inclusive 1, <30 2; underweight caller BMI <18.5 flag 1; stroke/TIA/embolism 1; diabetes 1; hypertension 1; antiplatelet none 0, aspirin 2, dual 3; NSAID 1; bleeding history 3; liver disease 2. Score min(raw, 10). Bands 0-3 very_low, 4-5 low, 6-7 moderate, 8-9 high, 10 very_high. Not HAS-BLED. Not DOAC dosing. Not warfarin.","url":"https://api.magentlab.com/api/calc/doac_score","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","crcl_or_egfr_ml_min","underweight","stroke_tia_embolism_history","diabetes","hypertension","antiplatelet","nsaid_use","bleeding_history","liver_disease"],"properties":{"age":{"type":"integer","description":"Age in years (18-120). Table 2: 65-69 scores 2; 70-74 scores 3; 75-79 scores 4; ≥80 scores 5; age <65 scores 0 and is accepted."},"diabetes":{"type":"boolean","description":"Diabetes as assigned by the caller. true or false. Scores 1."},"nsaid_use":{"type":"boolean","description":"NSAID use as assigned by the caller. true or false. Scores 1."},"underweight":{"type":"boolean","description":"Caller-assigned BMI <18.5 kg/m² (Table 2 underweight). true or false. Scores 1. magent does not compute BMI."},"antiplatelet":{"enum":["none","aspirin","dual"],"type":"string","description":"Antiplatelet use: none (0), aspirin (2), or dual (aspirin + P2Y12; 3). Table 2."},"hypertension":{"type":"boolean","description":"Hypertension as assigned by the caller. true or false. Scores 1."},"liver_disease":{"type":"boolean","description":"Liver disease as assigned by the caller (Table 2 footnote: AST, ALT, or ALP ≥3× ULN, ALP ≥2× ULN, or cirrhosis). true or false. Scores 2. magent does not assay labs or assign Child-Pugh."},"bleeding_history":{"type":"boolean","description":"Bleeding history as assigned by the caller. true or false. Scores 3."},"crcl_or_egfr_ml_min":{"type":"number","description":"Creatinine clearance or eGFR in mL/min (5-200). Table 2: 30-60 inclusive scores 1; <30 scores 2; >60 scores 0. Exactly 30 and exactly 60 score 1."},"stroke_tia_embolism_history":{"type":"boolean","description":"History of stroke, TIA, or embolism as assigned by the caller. true or false. Scores 1."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_Pq82IQIEg4PEkQkCOiYaj","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 Aggarwal 2023 DOAC bleeding risk score (0–10, capped) for atrial fibrillation patients on direct oral anticoagulants, returning a raw score and risk band","exampleAgentPrompt":"Using the Aggarwal 2023 DOAC bleeding score, what's the risk band for my 73-year-old patient with a CrCl of 42 mL/min, hypertension, diabetes, and on aspirin — no bleeding history, no liver disease, not underweight, no stroke history, and not on NSAIDs?","exampleUseCases":[{"title":"Pre-prescription bleeding risk check","prompt":"Before starting apixaban for my 78-year-old AF patient with a CrCl of 35 mL/min, hypertension, diabetes, and a prior GI bleed, can you run the Aggarwal 2023 DOAC score? No liver disease, not underweight, no stroke history, no NSAIDs, and on aspirin only."},{"title":"Elderly patient with dual antiplatelet use","prompt":"My 82-year-old AF patient is on dual antiplatelet therapy (aspirin plus clopidogrel), has hypertension, CrCl of 28 mL/min, and no bleeding history, liver disease, diabetes, stroke history, NSAIDs, or underweight status — calculate the DOAC bleeding score and tell me the risk level."},{"title":"Low-risk younger AF patient screening","prompt":"Can you compute the Aggarwal DOAC bleeding score for a 66-year-old with no comorbidities — CrCl 85 mL/min, not underweight, no antiplatelet use, no NSAIDs, no bleeding history, no liver disease, no stroke, no diabetes, no hypertension — just want to confirm they're very low risk before starting a DOAC."}],"resultDescription":"Returns the integer DOAC raw score, the capped score (capped at 10), and a risk band string: very_low (0–3), low (4–5), moderate (6–7), high (8–9), or very_high (10). This is a pure computation result based on caller-supplied clinical flags; the API does not perform lab assays, BMI computation, or dosing recommendations.","failureModes":["Missing required query parameters (age, crcl_or_egfr_ml_min, antiplatelet, and boolean flags) returns a 400 or validation error","Age outside 18–120 range may be rejected","CrCl/eGFR outside 5–200 mL/min range may be rejected","Invalid antiplatelet enum value (not none/aspirin/dual) causes a 422 or error","Payment failure (402 Payment Required) if x402 USDC micropayment not completed","Network or server errors return 5xx"],"whenToPreferThis":"Use this endpoint when you need to compute the Aggarwal 2023 DOAC bleeding risk score specifically for AF patients on DOACs — not HAS-BLED, not warfarin, and not a dosing calculator. Prefer this over HAS-BLED when the clinical context is specifically DOAC-based anticoagulation in AF per the 2023 Circulation publication. All clinical flag assignments (underweight, liver disease, bleeding history) must be made by the calling clinician; the API performs only arithmetic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:53:09.884Z","isFirstParty":false}