2015年12月21日 — It is calculated by multiplying the number of packs of cigarettes smoked per day by the number of years of smoking. The calculation used is:...
2023年1月3日 — At the basic level, a pack-year is defined as the equivalent of smoking one pack of cigarettes a day for one year. There are 20 cigarettes in a...
To measure a pack year, multiply the number of packs of cigarettes smoked per day by the number of years the person has smoked. Why is pack year important?
2024年7月25日 — To calculate the pack year ( PY ), multiply the number of packs of cigarettes smoked per day ( Packs ) by the number of years ( Years ) the...
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