Table 2.

The PhenX measures used for this study

PhenX Measure	Survey Question
PX030301 Alcohol 30Day Frequency	During the past 30 days, on how many days did you drink one or more drinks of an alcoholic beverage?
PX030301 Alcohol 30Day Quantity	During the past 30 days, how many drinks did you usually have each day?
PX030602 Cigarette Smoking 100	Have you smoked at least 100 cigarettes in your entire life?
PX030602 Cigarette Smoking Current	Do you now smoke cigarettes every day, some days, or not at all?
PX030602 Cigarette Smoking Everyday 6Month	Have you EVER smoked cigarettes EVERY DAY for at least 6 months?
PX030802 Everyday Smoker Quantity 1Day	On the average, about how many cigarettes do you now smoke each day?
PX030802 Someday Smoker Days 1Month	On how many of the past 30 days did you smoke cigarettes?
PX030802 Someday Smoker Quantity 1Day	On the average, on those days, how many cigarettes did you usually smoke each day?
PX030802 Former Smoker Smoking 6Month	Have you EVER smoked cigarettes EVERY DAY for at least 6 months?
PX030802 Former Smoker Quantity 1DayA	When you last smoked every day, on average how many cigarettes did you smoke each day?
PX030802 Former Smoker Quantity 1DayB	When you last smoked fairly regularly, on average how many cigarettes did you smoke each day?
PX061301 Weekend Sun Hours Last Decade	On a typical weekend day in the summer, about how many hours did you generally spend in the mid-day sun in the past ten years?