BCL2 and esophageal squamous cell carcinoma: However, the BCL-2 rs2279115 CC genotype was not significantly associated with ESCC susceptibility in males or females (OR = 0.86, 95% CI = 0.71–1.04, P = 0.123, or OR = 0.97, 95% CI = 0.66–1.42, P = 0.868).