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Table 1 Preoperative baseline data of all patients

From: Transurethral plasmakinetic resection versus enucleation for benign prostatic hyperplasia: comparison of intraoperative safety profiles based on endoscopic surgical monitoring system

Variable PV < 40 ml 40 ml ≤ PV ≤ 80 ml PV > 80 ml
PK-TURP (n = 15) PK-EEP (n = 19) P-value PK-TURP (n = 37) PK-EEP (n = 33) P-value PK-TURP (n = 11) PK-EEP (n = 13) P-value
Age (year) 72.67 ± 7.99 66.37 ± 6.14 0.014 71.11 ± 7.4 70.61 ± 5.49 0.751 72.64 ± 6.76 72.23 ± 10.96 0.916
BMI (kg/m3) 22.57 ± 2.4 23.32 ± 4.35 0.527 23.5 ± 3.88 22.9 ± 2.3 0.434 23.62 ± 3.22 24.56 ± 3.21 0.483
TPSA (ng/ml) 2.32 (1.22–8.55) 1.39 (0.70–2.49) 0.155 4.86 (2.63–8.02) 5.08 (2.35–8.12) 0.787 7.86 ± 4.49 6.89 ± 3.93 0.576
FPSA (ng/ml) 0.47 (0.25–1.24) 0.33 (0.12–0.51) 0.107 0.89 (0.58–1.76) 0.84 (0.49–1.37) 0.437 1.81 ± 1.14 1.61 ± 0.94 0.640
RBC (X1012) 4.73 ± 0.61 4.85 ± 0.54 0.570 4.7 ± 0.54 4.77 ± 0.71 0.673 5.13 ± 0.65 4.62 ± 0.58 0.050
HB (g/L) 144.87 ± 17.74 153.32 ± 15.88 0.153 147.73 ± 17.08 148.52 ± 17.72 0.851 153.91 ± 26.21 146.31 ± 18.56 0.416
HCT (L/L) 0.44 ± 0.05 0.46 ± 0.05 0.212 0.44 ± 0.05 0.45 ± 0.05 0.569 0.47 ± 0.07 0.44 ± 0.05 0.239
K+ (mmol/L) 3.87 ± 0.31 3.92 ± 0.32 0.675 3.91 ± 0.4 4.02 ± 0.56 0.350 3.75 ± 0.31 3.71 ± 0.52 0.836
Na+ (mmol/L) 139.53 ± 3.36 140.47 ± 3.17 0.406 139.71 ± 3.34 140.82 ± 3.74 0.192 140.09 ± 2.55 142 ± 2.94 0.107
Cl (mmol/L) 100.91 ± 3.56 102.02 ± 3.63 0.377 101.11 ± 4.05 102.61 ± 4.00 0.125 101.27 ± 1.85 104 ± 3.94 0.039
Ca2+ (mmol/L) 2.21 ± 0.13 2.25 ± 0.12 0.322 2.24 ± 0.16 2.21 ± 0.11 0.457 2.15 ± 0.08 2.15 ± 0.08 0.920
Mg2+ (mmol/L) 0.89 ± 0.07 0.89 ± 0.06 0.825 0.87 ± 0.1 0.88 ± 0.06 0.421 0.9 ± 0.07 0.89 ± 0.08 0.689
  1. Data is presented as means ± standard deviations or medians with interquartile ranges
  2. The significance of bold means P-value < 0.05
  3. PV, prostate volume; PK-TURP, transurethral plasmakinetic resection of the prostate; PK-EEP, transurethral plasmakinetic endoscopic enucleation of the prostate; BMI, body mass index; TPSA, total prostate specific antigen; FPSA, free prostate specific antigen; RBC, red blood cell count; HB, hemoglobin; HCT, haematocrit