49,294
edits
Difference between revisions of "Pack year"
Jump to navigation
Jump to search
no edit summary
(tweak) |
|||
| (4 intermediate revisions by the same user not shown) | |||
| Line 1: | Line 1: | ||
'''Pack year''', abbreviated '''py''', is | [[Image:Marlboro_red_flip_top_NZ.jpg|thumb|right|Packages of cigarettes. (WC)]] | ||
'''Pack year''', abbreviated '''py''', is way to quantify the amount a person has [[smoking|smoked]]. | |||
''Pack years'' redirects here. | |||
==Definition== | ==Definition== | ||
| Line 10: | Line 13: | ||
===Examples=== | ===Examples=== | ||
====Example 1==== | ====Example 1==== | ||
1 | 1 pack per day for 40 years: 40 py. | ||
====Example 2==== | ====Example 2==== | ||
2 packs per day for 10 years: 20 py | 2 packs per day for 10 years: 20 py. | ||
====Example 3==== | ====Example 3==== | ||
3 cigarettes per day for 50 years: 3/20 * 50 = 7.5 py | 3 cigarettes per day for 50 years: 3/20 * 50 = 7.5 py. | ||
====Example 4==== | |||
Half a pack per day for 20 years: 10 py. | |||
==See also== | |||
*[[Smoking]]. | |||
==References== | ==References== | ||