Clinical depression was much more prevalent among cancer patients than in the general population, where around 2% of people suffer from the mental illness at any point in time. Among cancer patients, clinical depression ranged from 13% in people with lung cancer to 6% in people with genitourinary cancer.
The study's lead author Michael Sharpe, from Oxford University, said: "Major depression is really quite common in people with cancer and the perhaps surprising finding is that most of it goes…