A prospective cohort study of 18,710 men was designed to determine the relationship of cigarette smoking to cardiovascular disease (CVD) deaths. After five years of follow-up, the study produced the following results:

Group Number CVD Deaths

Cigarette Smokers 4250 354

Non-Cigarette Smokers 14460 432

Total 18710 786

Based on the data, what is the relative risk of CVD death due to cigarette smoking?

1.98

0.506

0.361

2.77