Among individuals diagnosed with reproductive system cancers (n = 2, HR = 3.244, 95%CI: [1.938-5.427], P = 0.000, I2 = 0.0) and sarcomas (n = 1, HR = 6.555, 95%CI: [1.825-23.546], P = 0.004), elevated DBC1 expression was identified as a predictor of poorer RFS. Here, CCAR2 is linked to sarcoma.