Has a doctor, nurse, or other health professional EVER told you that you have
Chronic Obstructive Pulmonary Disease or COPD, emphysema or chronic bronchitis?

Response Unweighted Frequency Weighted Percentage Standard Error 95% Confidence Limit
Lower Upper
Yes 1089 6.6 0.2 6.1 7.1
No 12568 93.4 0.2 92.9 93.9

Among all respondents, excluding unknowns and refusals.