CLOCK and gastric cancer: In our multivariable analysis, there were still significant associations of GC prognosis with CLOCK rs11133399 (for OS: HR 1.27, 95% CI: 1.04‐1.55, P = 0.020; for RFS: HR 1.28, 95% CI: 1.07‐1.54, P = 0.007), BAML1 rs2279284 (for OS: HR 1.18, 95% CI: 1.02‐1.36, P = 0.024; for RFS: HR 1.12, 95% CI: 1.01‐1.26, P = 0.048), and BAML1 rs1044432 (for OS: HR 0.82, 95% CI: 0.68‐0.99, P = 0.047; for RFS: HR 0.84, 95% CI: 0.71‐0.98, P = 0.042).