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Difference between revisions of "Pack year"
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(Created page with "'''Pack year''', abbreviated '''py''', is quantification of smoking. ==Definition== NCI defines it as:<ref>URL: [https://www.cancer.gov/publications/dictionaries/cancer-t...") |
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==Definition== | ==Definition== | ||
NCI defines it as:<ref>URL: [https://www.cancer.gov/publications/dictionaries/cancer-terms/def/pack-year https://www.cancer.gov/publications/dictionaries/cancer-terms/def/pack-year]. Accessed on: 2024 October 3.</ref> | NCI defines it as:<ref>URL: [https://www.cancer.gov/publications/dictionaries/cancer-terms/def/pack-year https://www.cancer.gov/publications/dictionaries/cancer-terms/def/pack-year]. Accessed on: 2024 October 3.</ref> | ||
1 py = | :<math>\text{1 py} = \frac{\text{1 pack}}{day} \times \text{1 year}</math> | ||
==References== | ==References== | ||