IL1A and gastric cancer: No correlation between controls and patients or gastric cancer cases for variant rs1800587 of IL1A gene was observed (chi-square Pearson’s 1.806898, df = 2, p-value = 0.40517 for all patients, chi-square Pearson’s 2.274738, df = 2, p-value = 0.32066 for minor changes and chi-square Pearson’s 3.320390, df = 2, p-value = 0.19010 for gastric cancers, respectively).