{"slug":"api-magentlab-com-api-calc-pcdai-de8f6e","title":"Hyams 1991 Pediatric Crohn's Disease Activity Index (PCDAI)","host":"api.magentlab.com","method":"POST","resource":"https://api.magentlab.com/api/calc/pcdai","category":"other","description":"Hyams 1991 Pediatric Crohn's Disease Activity Index (PCDAI): eleven caller-assigned item points. hematocrit and esr are 0, 2.5, or 5; the other nine are 0, 5, or 10. magent sums only (max 100) and does not return activity bands. magent does not examine the child or assign hematocrit age/sex tables. ","price_listed":0.005,"price_asked":0.007,"state":"overcharges","state_label":"Asked 1.4x its listed price for its own example","checks_7d":1,"answered_7d":1,"latency_ms_median":301,"reported_calls_30d":0,"reported_payers_30d":0,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"items":[{"abdomen":0,"abdominal_pain":0,"albumin":0,"esr":0,"extra_intestinal":0,"height":0,"hematocrit":0,"perirectal":0,"stools":0,"weight":0,"well_being":0},{"abdomen":0,"abdominal_pain":0,"albumin":0,"esr":0,"extra_intestinal":0,"height":0,"hematocrit":0,"perirectal":0,"stools":0,"weight":0,"well_being":0}]},"method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"items":{"items":{"properties":{"abdomen":{"description":"Caller-assigned Hyams 1991 PCDAI abdomen points (integer 0, 5, or 10): 0 no tenderness, no mass; 5 tenderness, or mass without tenderness; 10 tenderness, involuntary guarding, definite mass. magent does not examine the child.","type":"integer"},"abdominal_pain":{"description":"Caller-assigned Hyams 1991 PCDAI abdominal pain points (integer 0, 5, or 10): 0 none; 5 mild (brief, does not interfere with activities); 10 moderate/severe (daily, longer lasting, affects activities, nocturnal). magent does not examine the child.","type":"integer"},"albumin":{"description":"Caller-assigned Hyams 1991 PCDAI albumin points (integer 0, 5, or 10): 0 for albumin ≥3.5 g/dL; 5 for 3.1-3.4; 10 for ≤3.0. magent does not assay albumin. magent does not examine the child.","type":"integer"},"esr":{"description":"Caller-assigned Hyams 1991 PCDAI erythrocyte sedimentation rate points (number 0, 2.5, or 5): 0 for ESR <20 mm/h; 2.5 for 20-50; 5 for >50. magent does not assay ESR. magent does not examine the child.","type":"number"},"extra_intestinal":{"description":"Caller-assigned Hyams 1991 PCDAI extra-intestinal manifestation points (integer 0, 5, or 10): 0 none; 5 one; 10 two or more (fever ≥38.5°C for 3 days over the past week, arthritis, uveitis, erythema nodosum, pyoderma gangrenosum). magent does not examine the child.","type":"integer"},"height":{"description":"Caller-assigned Hyams 1991 PCDAI height points (integer 0, 5, or 10): at diagnosis 0 <1 channel decrease, 5 ≥1 and <2 channel decrease, 10 ≥2 channel decrease; at follow-up 0 height velocity ≥-1 SD, 5 <-1 SD and >-2 SD, 10 ≤-2 SD. magent does not measure height. magent does not examine the child.","type":"integer"},"hematocrit":{"description":"Caller-assigned Hyams 1991 PCDAI hematocrit points (number 0, 2.5, or 5). The paper's age- and sex-specific hematocrit table is applied by the caller. magent does not assign that table. magent does not examine the child.","type":"number"},"perirectal":{"description":"Caller-assigned Hyams 1991 PCDAI perirectal disease points (integer 0, 5, or 10): 0 none, asymptomatic tags; 5 1-2 indolent fistula, scant drainage, no tenderness; 10 active fistula, drainage, tenderness, or abscess. magent does not examine the child.","type":"integer"},"stools":{"description":"Caller-assigned Hyams 1991 PCDAI stools per day points (integer 0, 5, or 10): 0 for 0-1 liquid stools, no blood; 5 for up to 2 semi-formed with small blood, or 2-5 liquid; 10 for gross bleeding, or ≥6 liquid, or nocturnal diarrhea. magent does not examine the child.","type":"integer"},"weight":{"description":"Caller-assigned Hyams 1991 PCDAI weight points (integer 0, 5, or 10): 0 weight gain or voluntary stable/loss; 5 involuntary stable or weight loss 1-9%; 10 weight loss ≥10%. magent does not examine the child.","type":"integer"},"well_being":{"description":"Caller-assigned Hyams 1991 PCDAI patient functioning / general well-being points (integer 0, 5, or 10): 0 no limitation of activities, well; 5 occasional difficulty in maintaining age-appropriate activities; 10 frequent limitation of activities, very poor. magent does not examine the child.","type":"integer"}},"required":["abdominal_pain","stools","well_being","hematocrit","esr","albumin","weight","height","abdomen","perirectal","extra_intestinal"],"type":"object"},"maxItems":25,"minItems":1,"type":"array"}},"required":["items"],"type":"object"},"headers":{"additionalProperties":{"type":"string"},"type":"object"},"method":{"const":"POST","type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-28","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.007,"price_match":false,"latency_ms":301,"error":null}],"description_full":"Hyams 1991 Pediatric Crohn's Disease Activity Index (PCDAI): eleven caller-assigned item points. hematocrit and esr are 0, 2.5, or 5; the other nine are 0, 5, or 10. magent sums only (max 100) and does not return activity bands. magent does not examine the child or assign hematocrit age/sex tables. Not a diagnosis. Not CDAI, SES-CD, or PUCAI.","last_updated":"2026-09-28T14:09:39.526Z","schemes":["exact"]}