Out of 5,366 flight attendants who took part in the study, just over 15% reported ever having been diagnosed with cancer.
The findings of a new survey on the prevalence of smoking and the use of other tobacco products in the country will be released soon, an official from Hamad Medical Corporation (HMC) has revealed.
"If someone smokes one cigarette instead of 20 per day, intuitively we'd think that the risk drops to 1/20, or 5%," said lead author Allan Hackshaw, a professor at University College London.
The laser therapy treatment to control tobacco use is being introduced for the first time in Qatar. It is a complementary alternative medicine.
Responding to a "controversial" report that treating cholesterol with drugs like statins was a waste of time, the Hamad Medical Corporation said more research "that produces conclusive evidence would be required to prove this claim".