3/4 of smokers will not get COPD. Instead, they'll get lung cancer, emphysema, smoking-related heart disease or stroke, breast cancer, throat cancer, mouth cancer, or any one of dozens of other ailments that have been conclusively linked to smoking.
Do you have factual data supporting your statement that 1/4 of smokers will not get COPD..but will get the things you listed?
I believe I understand what you are trying to say...but statistically IMO, the way you have stated it...it's unsupportable.
FWIW-
Let me guess...you didn't read the study referenced in this article. Go back and try again.
Emphysema is a COPD.