FAS and gastric cancer: (However, for glycemic index, increased gastric cancer risk was observed for the participants with high glycemic index regardless of the FAS rs6586161 polymorphism types (OR = 3.73, 95% CI = 1.52–9.14 for TT type, OR = 2.62, 95% CI = 1.14–6.01 for TA type, and OR = 3.77, 95% CI = 1.46–9.76 for AA type, data not shown).