0 = Male
1 = Female

Are you an athlete?
0 = Non-athlete
1 = Athlete

Do you smoke cigarettes?
0 = Nonsmoker
1 = Past smoker
2 = Current smoker

Do you live on campus?
0 = Off-campus
1 = On-campus

How do you commute to campus?
1 = Walk
2 = Bike
3 = Car
4 = Public transit
5 = Other

1 = In state
2 = Out of state