NR4A1 and neoplasm: These cohorts did not have any statistically significant differences in terms of age (p = 0.9, •), tumor size (p = 0.96, •), T stage (p = 0.6, χ2), N stage (p = 0.12, χ2), hormone receptor status (0.27, χ2) or tumor grade (p = 0.7, χ2).