Question

Cigarette smoking is responsible for about _____ of all COPD deaths.

Answer 1

As many as 1 out of 4 Americans with COPD never smoked cigarettes. However, smoking accounts for as many as 8 out of 10 COPD-related deaths3 and 38% of the nearly 16 million U.S. adults diagnosed with COPD report current smoking.

Answer 2

About 10 to 15 percent of smokers develop COPD, but the optimal strategy to identify those most at risk is unknown.