Table 3 Univariate and multivariate analysis of prognostic factors for CSS in patients with non-metastatic ccRCC before and after propensity score matching

Sex

(Male vs Female)

1.540

(0.716-3.313)

0.270

1.035

(0.364-2.558)

0.944

Age

(≤65 vs >65)

0.497

(0.247-0.999)

0.050

0.627

(0.256-1.533)

0.306

Hypertension

(No vs Yes)

1.126

(0.554-2.289)

0.743

1.254

(0.316-2.007)

0.631

Diabetes

(No vs Yes)

0.360

(0.175-0.744)

0.006*

0.241

(0.109-0.533)

<0.001*

0.625

(0.566-4.516)

0.375

Smoke

(No vs Yes)

0.366

(0.185-0.724)

0.004*

0.420

(0.210-0.838)

0.014*

0.521

(0.214-1.273)

0.153

BMI

0.954

(0.854-1.066)

0.409

0.892

(0.751-1.059)

0.192

Tumor sidedness

(Left vs Right)

1.067

(0.539-2.111)

0.853

2.512

(0.961-6.569)

0.060

pT stage

(pT1-T2 vs pT3-T4)

0.156

(0.060-0.403)

<0.001*

0.204

(0.058-0.716)

0.013^*

Fuhrman grade

(I-II vs III-IV)

0.355

(0.177-0.709)

0.003*

0.357

(0.148-0.860)

0.022^*

Surgical method

(RN vs PN)

0.278

(0.098-0.792)

0.016*

0.445

(0.130-1.516)

0.195

Surgical approach

0.008*

0.500

Laparoscopic

Reference

Reference

Open

3.370

(1.572-7.224)

0.002*

2.219

(0.698-7.059)

0.177

Robotic

1.449

(0.429-4.898)

0.550

0.978

(0.359-2.661)

0.965

Tumor size

1.372

(1.237-1.523)

<0.001*

1.449

(1.287-1.630)

<0.001*

1.342

(1.160-1.552)

<0.001^*

1.348

(1.128-1.610)

0.001^*

GNRI

(≤98 vs >98)

4.083

(1.964-8.489)

<0.001*

2.987

(1.411-6.324)

0.004*

3.701

(1.461-9.376)

0.001^*

4.440

(1.638-12.033)

0.003^*