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- At Significantly Higher Risk
- • Cigarette smokers.
- • The male to female ratio remains 4 to 1. Peak incidence occurs between ages 50 and 60, with less than a 1
- percent incidence under the age of 30 and about a 10 percent incidence in people over 70.
- • Workers exposed to industrial substances such as asbestos, nickel, chromium compounds and chloromethyl
- ether, especially those who smoke.
-
- At Slightly Higher Risk
- • Patients with previous or pre-existing lung disease.
- • Former smokers.
- • People exposed to second-hand smoke over many years.
- • People exposed to radon.
-