BPH	Benign prostatic hyperplasia
CI	Confidence interval
CRPC	Castration-resistant prostate cancer
EPS	Expressed prostatic secretion
FMT	Fecal microbiota transplantation
NGS	Next-generation sequencing
OTU	Operational taxonomic unit
PCR	Polymerase chain reaction
PSA	Prostate-specific antigen
TNM	Tumor–node–metastasis classification