Table 4 Comparison of Population Attributable Fraction (PAF, %) of colorectal cancer mortality and incidence attributable of modified risk factors in various studies

Our study^a

Tobacco smoking, alcohol drinking, overweight and obesity, physical inactivity, high red and processed meat intake, low fruit and vegetable intake

Worldwide study^a[37]

Overweight and obesity, physical inactivity, low fruit and vegetable intake

  Low and middle income countries^a

  High income countries^a

French study^a [14]

Alcohol drinking, obesity and overweight and physical inactivity

UK study^a [15]

Tobacco smoking, alcohol drinking, intake of meat and fibre, overweight and obesity, Physical excises, infections and radiation-ionizing

Japan study [17]

Tobacco smoking, alcohol drinking, overweight and obesity and physical inactivity

  Colon

  Rectum