Groups information

Group name

Robotic v Laparoscopic

General Information

Predictor

Hospital Volume

Predictor classification

hospital

Effect Size meaning

HR

Statistical Methods

Cox regression

Model I

EffectSize I

1.46

95% CII

1.00-2.12

p-value I

0.0042

Adjusted I

Unadjusted

Model II

EffectSize II

1.34

95% CIII

1.06-1.96

p-value II

0.0011

Adjusted II

Propensity scores for adjustment（age, clinical T stage, ISUP grade group, preoperative PSA, D’Amico risk classification, hospital levels, and surgical margin status）

Model III

Institutes for Systems Genetics, West China Hospital
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