pack-year

noun

1. a measure of the amount of cigarettes a person has smoked over an extended period, equal to one packet of 20 every day for one year

Example Sentences

But rather than lower the age and pack-year requirements specifically for Black smokers, as Aldrich and her colleagues had advised, the task force loosened those criteria for all smokers, regardless of race.

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Barry added that, in terms of screening eligibility, dropping the pack-year threshold from 30 to 20 benefitted the Black high-risk population more than the corresponding non-Hispanic White population.

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Preventive Services Task Force issued its first-ever lung cancer screening guidelines: Anyone 55 or older with at least a 30 pack-year smoking history should be screened annually with low-dose CT.

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The term “one pack-year” can refer to smoking one pack of 20 cigarettes a day for a year — or two packs a day for half a year, or half-a-pack a day for two years.

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But “unfortunately, lowering the age and pack-year requirements alone does not guarantee increased equity in lung cancer screening,” wrote Dr. Yolonda Colson and colleagues at Massachusetts General Hospital.

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