WFDC2 and neoplasm: A link was found between HE4 levels and FIGO stage (RR = 0.482, p < 0.001), between endometrial thickness and HE4 levels, between lymph node invasion and HE4 levels (RR = 0.387; p < 0.001) and with tumor size (RR = 0.386, p < 0.001).