Table 1. Baseline characteristics and perioperative variables for study participants.

Variable	Mean ± SD or no. of patients (%)
Number of cases (n)	704
Preoperative
Age (year)	67.8±6.9
Prostate volume (mL)	70.5±15.4
Total PSA (ng/mL)	3.2±2.6
Perioperative
Operation time (min)	69.3±14.8
EBL (mL)	62.1±23.7
Resected prostate weight (g)	53.4±17.6
Blood transfusion (n)	0 (0%)
TURS (n)	0 (0%)
Duration of catheterisation (days)	2.1±1.5
Hospital stay (days)	5.4±3.6

SD, standard deviation; PSA, prostate specific antigen; EBL, estimated blood loss; TURS, transurethral resection syndrome.