CODE 10 Daily smoker A person who smokes daily CODE 20 Weekly smoker A person who smokes at least weekly but not daily CODE 30 Irregular smoker A person who smokes less than weekly CODE 41 Ex-smoker for less than or equal to 12 months A person who does not smoke at all now, but has smoked at least 100 cigarettes or a similar amount of other tobacco products in his/her lifetime. Smoking cessation began 12 months previously or less. CODE 42 Ex-smoker for more than 12 months A person who does not smoke at all now, but has smoked at least 100 cigarettes or a similar amount of other tobacco products in his/her lifetime. Smoking cessation began more than 12 months previously. CODE 50 Never-smoker A person who does not smoke now and has smoked fewer than 100 cigarettes or similar amount of other tobacco products in his/her lifetime. |