As shown in Table 7, regarding the SNPs of CYP19A1 gene, the genotypes CC, CA, and AA of rs4646 were present in the MetS‐BPH and Non‐MetS‐BPH groups, accounting for 54.26% (51/94) and 49.74% (189/380); 38.30% (36/94) and 42.89% (163/380); and 7.45% (7/94) and 7.37% (28/380), respectively. This evidence concerns the gene CYP19A1 and benign prostatic hyperplasia.