In the study, researchers at the ACS analyzed data on 2,938 patients nine years after their diagnoses.
Smoking prevalence by cancer type:
•bladder cancer (17.2 percent)
•lung cancer (14.9 percent)
•ovarian cancer (11.6 percent)
•melanoma (7.6 percent)
•kidney cancer (7.3 percent)
•colorectal cancer (6.8 percent)