{"slug":"api-magentlab-com-api-calc-pack-years-6d45ef","title":"NCI pack-year smoking exposure","host":"api.magentlab.com","method":"POST","resource":"https://api.magentlab.com/api/calc/pack_years","category":"other","description":"NCI pack-year smoking exposure: pack_years = packs_per_day x years_smoked. One pack per day for one year is one pack-year; two packs per day for 0.5 year is the same. Provide packs_per_day (0-10) or cigarettes_per_day (0-200; 20 cigarettes = 1 pack), not both, plus years_smoked (0-80). magent does n","price_listed":0.005,"price_asked":0.005,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":261,"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":[{"cigarettes_per_day":10,"packs_per_day":1,"years_smoked":1},{"cigarettes_per_day":10,"packs_per_day":1,"years_smoked":1}]},"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":{"cigarettes_per_day":{"description":"Cigarettes smoked per day (0-200, magent clamp). Converted as packs_per_day = cigarettes_per_day / 20. Provide this or packs_per_day, not both.","type":"number"},"packs_per_day":{"description":"Cigarette packs smoked per day (0-10, magent clamp; NCI does not publish an input band). Provide this or cigarettes_per_day, not both. NCI: 1 pack/day for 1 year = 1 pack-year.","type":"number"},"years_smoked":{"description":"Years smoked (0-80, magent clamp; NCI does not publish an input band). NCI: 2 packs/day for 0.5 year = 1 pack-year. magent does not take a smoking history interview.","type":"number"}},"required":["years_smoked"],"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":0.005,"price_match":true,"latency_ms":261,"error":null}],"description_full":"NCI pack-year smoking exposure: pack_years = packs_per_day x years_smoked. One pack per day for one year is one pack-year; two packs per day for 0.5 year is the same. Provide packs_per_day (0-10) or cigarettes_per_day (0-200; 20 cigarettes = 1 pack), not both, plus years_smoked (0-80). magent does not take a smoking history interview. Not a lung-cancer screening order, COPD diagnosis, or medical device.","last_updated":"2026-09-28T13:51:41.817Z","schemes":["exact"]}