Sex ratio (M/F)
|
1/8:1 (55/30)
|
Age range:
|
25 - 75 (Mean: 45.5)
|
Tobacco use *
|
37 (44%)
|
Alcohol use **
|
9 (11%) (8-21 drinks/week)
|
Both tobacco and alcohol
|
10 (12%)
|
- *Tobacco users: 1) persons who stopped using tobacco less than 1 year prior to the study and 2) ongoing users.
- ** Alcohol users: patients who consumed more than an average of 1 drink per day for at least a year.