Table 4 Egger linear regression results of outcome indicators

Operation time

0.027

Warm ischaemia time

0.287

Estimated blood loss

0.012

Length of hospital stay

0.008

1-week postoperative change percentage in eGFR

0.457

1-month postoperative change percentage in eGFR

0.744

3-month postoperative change percentage in eGFR

0.126

6-month postoperative change percentage in eGFR

0.898

Positive surgical margin

0.827

Blood transfusion rate

0.953

Clavien classification (≥ 3)

0.176

Postoperative complications (hemorrhage, hematuria, urine leak )

0.314