Non-Tobacco Users
Female Male
30 Day 60 Day 30 Day 60 Day
Class 1 Class 1 Class 1 Class 1
Class 2 Class 2 Class 2 Class 2
Class 3 Class 3 Class 3 Class 3
Class 4 Class 4 Class 4 Class 4
Class 5 Class 5 Class 5 Class 5


Tobacco Users
Female Male
30 Day 60 Day 30 Day 60 Day
Class 1 Class 1 Class 1 Class 1
Class 2 Class 2 Class 2 Class 2
Class 3 Class 3 Class 3 Class 3
Class 4 Class 4 Class 4 Class 4
Class 5 Class 5 Class 5 Class 5