Colorectal cancer kills over 600,000 people per year worldwide and still represents one of the most common malignancies. Colorectal cancer (CRC) is unclear especially in term of Thai pickled food. This study aims to determine the relationship between pickled food consumption in the family history of cancer group and colorectal cancer. The CRC using Immunochemical Fecal Occult Blood Test (FIT) to screen colorectal cancer and confirm by colonoscopy in Thai population aged 45- 74 years old. A multiple logistic regression is applied to analyze the factors associated with CRC. The risk of pickled food consumption in family history cancer group having CRC remained highly significant compared with no family history cancer and not consume fermented food

Keywords : Colorectal cancer, Family history cancer, Pickled food consumption.