Table 1 Cancer specific survival (CSS) and clinicopathological findings in 162 patients operated with radical nephrectomy for clear cell renal cell carcinoma; multivariate analysis

PAI-1 expression

No or low (ref.)

Medium/High

2.92

1.15 - 4.87

0.020

TNM stage group

< 0.001

I ref.

II

2.52

0.75 - 7.56

8.74

III

2.99

1.11 - 7.56

0.030

IV

11.60

4.27 - 31.44

< 0.001

Microvessel Density

Low (ref.)

High

2.19

1.24 - 3.85

0.007

TSP-1

High (ref.)

Low

3.69

1.74 - 7.81

0.001

Nuclear grade

(1+2) (ref.)

(3+4)

1.29

0.76 - 2.18

0.341

Continuously coded

Tumour size

1.01

0.92 - 1.11

0.837