Table 3 Cox Regression analysis on factors influencing survival of prostate cancer patients diagnosed in 2000–2009 in Jiading and Putuo

Age at diagnosis (yrs)

50-

7.6(5.84-9.28)

1

6.1(4.33-7.92)

1

60-

6.8(5.87-7.68)

1.4(0.59-3.09)

     0.477

5.5(4.50-6.42)

1.6(0.49-5.28)

     0.438

70-

6.3(5.84-6.74)

1.5(0.69-3.15)

     0.323

6.0(5.25-6.69)

1.6(0.50-5.13)

     0.428

80-

4.4(3.88-5.00)

2.4(1.13-5.28)

     0.023^a

3.9(3.10-4.61)

2.5(0.75-8.04)

     0.138

AUA Stage

1

6.9(6.05-7.76)

1

     1

7.1(5.97-8.23)

1

2

7.1(6.16-7.96)

1.0(0.55-1.82)

     0.987

5.7(4.64-6.69)

1.9(0.70-5.13)

     0.209

3

6.6(5.13-8.03)

1.1(0.51-2.36)

     0.810

4.0(2.89-5.07)

3.0(1.01-8.94)

     0.049^a

4

3.0(2.45-3.56)

3.9(2.33-6.57)

     0.0001^a

3.8(2.54-5.08)

2.84(1.03-7.81)

     0.044^a

Curative treatment

None

6.4(5.76-7.06)

1

4.1(1.91-6.19)

1

Prostatectomy

5.8(5.26-6.38)

1.1(0.76-1.51)

     0.696

7(6.36-7.62)

0.5(0.19-0.93)

     0.026^a

palliative treatment

7.1(5.49-8.78)

0.7(0.30-1.64)

     0.419

6.1(4.77-7.49)

0.6(0.18-1.81)

     0.342

Others

5.9(5.33-6.49)

1.3(0.94-1.83)

     0.106

2.7(1.97-3.38)

1.6(0.64-4.12)

     0.314

KPS

0-

1.3(0.82-1.74)

1

4.6(3.21-5.89)

1

50-

3.1(2.29-3.96)

0.6(0.33-1.11)

     0.430

5.0(3.83-6.19)

0.6(0.26-1.16)

     0.118

80-

6.6(6.25-6.96)

0.3(0.17-0.48)

     0.001^a

5.0(4.41-5.60)

0.8(0.47-1.26)

     0.299