The following auxiliary variables were included in the multiple imputation model, given that they were associated with either self-reported abstinence or the results of saliva assays or their missingness: FTCD, living with a person who smokes, number of cigarettes per day, education, occupation status, daily use of allocated products on all 4 intervention weeks, and point abstinence at week 4
Hunger increases the chances of dizziness, nausea, shaking, and sweating
Rabinoff M, Caskey N, Rissling A, Park, C
They each require a different amount of space
The higher the number, the more people are at risk of health harm