4 ms·
“Life time use” != "use over a long period of time" In epidemiological surveys, lifetime use == reports using at least once.
by mulvya 9y ago
“Life time use” != "use over a long period of time"
In epidemiological surveys, lifetime use == reports using at least once.
- Alex3917 9y ago> In epidemiological surveys, lifetime use == reports using at least once. Not necessarily. For smoking you need to smoke 100 cigarettes before qualifying for lifetime use.
- clappski 9y ago100 cigarettes seems like a very low threshold, that’s 5 packs of 20, even moderate smokers (>10 per day) could go through 200 in a month.