Table 1 Comparison of general data between the two groups
Group | Age (Years, _x±s) | BMI [kg/m2, M(P25, P75)] | Prostate volume [cm3, M(P25, P75)] | Preoperative PSA (ng/ml, _x±s) | ASA (cases, %) | |||
Grade I | Grade II | |||||||
Observation group (n=98) | 66.92±4.68 | 23.50(22.60,24.70) | 43.00(42.00,46.00) | 13.20(9.68,18.43) | 36(36.73) | 62(63.27) | ||
Control group (n=98) | 66.50±5.16 | 23.30(22.60,24.30) | 43.00(41.00,45.25) | 13.80(8.68,18.68) | 34(34.69) | 64(65.31) | ||
t/Z/χ2 value | t=0.595 | Z=0.504 | Z=1.075 | Z=0.251 | χ2=0.089 | |||
P value | 0.553 | 0.614 | 0.283 | 0.802 | 0.766 | |||
Group | Risk of Caprini thrombosis (cases, %) | Preoperative TNM staging (cases, %) | Lymph node dissection (cases, %) | |||||
High risk | Extremely high risk | cT1c | cT2a | cT2b | cT2c | Yes | No | |
Observation group (n=98) | 34(34.69) | 64(65.31) | 3(3.06) | 31(31.63) | 40(40.82) | 24(24.49) | 23(23.47) | 75(76.53) |
Control group (n=98) | 32(32.65) | 66(67.35) | 4(4.08) | 30(30.61) | 37(37.76) | 27(27.55) | 19(19.39) | 79(80.61) |
χ2 value | 0.091 | 3.059 | 0.710 | |||||
P value | 0.762 | 0.801 | 0.701 | |||||