CNP	Chronic nonbacterial prostatitis
PSA	prostate-specific antigen
TNF-α	tumor necrosis factor-α
DHT	dihydrotestosterone
SOG	Sham-operated group
MOG	Chronic nonbacterial prostatitis model group
WAD	Water decoction treatment group
EOC	Essential oil treatment group
POL	Polysaccharide treatment group
FLA	Flavonoids treatment group
TCM	Pule’an tablet treatment group
LEH	Levofloxacin treatment group
VO2	O2 consumption
VCO2	CO2 production
H	Heat production
EE	Energy expenditure
RER	Respiratory exchange ratio
ESI	electrospray ion source
QC	The quality control
PCA	principal component analysis
PLS-DA	partial least square discriminant analysis