Pack Year

A pack year is a quantification of cigarette smoking.

Read more about Pack Year:  Definition, Calculation, Significance and Usage

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Pack Year - Significance and Usage
... Quantification of pack years smoked is important in clinical care where degree of tobacco exposure is closely correlated to risk of disease ...

Famous quotes containing the words year and/or pack:

    Cole’s Hill was the scene of the secret night burials of those who died during the first year of the settlement. Corn was planted over their graves so that the Indians should not know how many of their number had perished.
    —For the State of Massachusetts, U.S. public relief program (1935-1943)

    A favorite of outdoor alcoholics, connoisseurs and Fundamentalists, these pills turn water into wine. In 10 minutes the most fetid swamp scum in the forest can become modest red, elusive and light on first taste, yet playful—one might say a trifle impudent—on the afterbite. Saves pack space by eliminating need for bulky corkscrew, decanter and bottles. Store pills on their sides in a cool dark place.
    Alfred Gingold, U.S. humorist. Items From Our Catalogue, “Wine Pills,” Avon Books (1982)