Attributes of this Class are:
| CIGARETTES PER DAY | ||
| DATE STOPPED SMOKING | ||
| NUMBER OF YEARS SMOKED | ||
| SMOKING STATUS | ||
| TOBACCO CHEWING HISTORY | ||
| TOBACCO USAGE TYPE |
| CIGARETTES PER DAY | ||
| DATE STOPPED SMOKING | ||
| NUMBER OF YEARS SMOKED | ||
| SMOKING STATUS | ||
| TOBACCO CHEWING HISTORY | ||
| TOBACCO USAGE TYPE |