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Table 4 Univariate Cox analysis on progression-free survival in papillary renal cell carcinoma patients

From: Comparison of clinicopathologic parameters and oncologic outcomes between type 1 and type 2 papillary renal cell carcinoma

 

HR

95%CI

P

Gender

 Female

1

  

 Male

0.364

0.095–1.389

0.139

Age

  ≤ 60

1

  

 >60

0.885

0.248–3.156

0.851

Surgical approach

 Open surgery

1

  

 Laparoscopic surgery

0.323

0.086–1.205

0.092

Type of surgery

 Partial nephrectomy

1

  

 Radical nephrectomy

0.092

0.012–0.726

0.024

Cell-based immunotherapy

 No

1

  

 Yes

1.132

0.236–5.425

0.877

Tumor stage

 T1/T2

1

  

 T3/T4

12.136

2.557–57.599

0.002

WHO/ISUP grade

 G1/G2

1

  

 G3/G4

13.692

2.890–64.874

0.001

PRCC subtype

 type 1

1

  

 type 2

8.326

1.050–66.024

0.045

Tumor size

1.340

1.117–1.608

0.002

  1. Abbreviations: HR Hazard ratio, CI Confidence interval, WHO/ISUP World Health Organization/International Society of Urological Pathology, PRCC Papillary renal cell carcinoma