Burden of cancer attributable to tobacco smoke in Japan in 2015

Tobacco is the greatest single cause of many non-communicable diseases, including cancer. We calculated proportion cancer incidence and mortality in 2015 attributable to tobacco smoking exposure secondhand smoke (SHS). Data on prevalence active were derived from 2005 Japanese National Health Nutrition Survey by age group gender. For SHS prevalence, data a nationwide cross-sectional survey 2004-2005 used. Based standard formulas, population fractions (PAFs) for each causally associated with smoking, namely oral cavity pharynx, esophagus, stomach, colon, rectum, liver, pancreas, nasal, larynx, lung, uterine cervix, kidney, renal pelvis ureter, bladder, acute myeloid leukemia, sex aggregated obtain PAF among total mortality. exposure, PAFs lung using same method. Japan 2015, 145,765 new cases 72,520 deaths, corresponding 15.2% 19.6% mortality, smoking. 0.5% 0.7% attributable. still one major causes Japan.