450K	Infinium Human Methylation array 450
AN	Adjacent normal
AUC	Area under the curve
BCR	Biochemical recurrence
BPH	Benign prostatic hyperplasia
cfDNA	Circulating cell-free DNA
ddPCR	Droplet digital polymerase chain reaction
FFPE	Formalin-fixed paraffin-embedded
LNA	Locked nucleic acids
mCRPC	Metastatic castration-resistant prostate cancer
mPCa	Metastatic prostate cancer
MS-ddPCR	Methylation-specific droplet digital polymerase chain reaction
NA	Not available
NS	Not significant
OS	Overall survival
PBC	Peripheral blood cells
PBMC	Peripheral blood mononuclear cells
PCa	Prostate cancer
qMSP	Quantitative methylation-specific polymerase chain reaction
ROC	Receiver operating characteristic
RP	Radical prostatectomy
TUR-P	Transurethral resection of the prostate