RORC and gastric cancer: Low mRNA expression of RORγ was associated with a better prognosis in clinical stages 3 and 4 in patients with GC [stage 3: HR = 2.39, 95% CI: (1.65–3.45), P < 0.0001; stage 4: HR = 0.63, 95% CI: (0.42–0.96), P = 0.029].