Table 3 Association of pathologic features of aggressiveness with body mass index (BMI)35 (vs BMI <25) after multivariable adjustment for patient age and pre-operative PSA

From: Obese men have more advanced and more aggressive prostate cancer at time of surgery than non-obese men after adjusting for screening PSA level and age: results from two independent nested case–control studies

Pathologic feature

Mayo Rochester (N=1631)

 

OR (95% CI)

P-value

Prostatic volume (cm 3 ; doubling)

1.76 (1.462.13)

<0.0001

Tumor volume (cm 3 ; doubling)

1.09 (1.041.14)

0.0007

Pathologic T stage a

 pT2

REF

 pT3, pT4, pTxN+

1.15 (0.81–1.63)

0.45

Pathologic Gleason score

6

REF

 7

1.86 (1.442.39)

<0.001

 8–10

2.32 (1.543.48)

<0.001

Positive margin

 No

REF

 Yes

1.68 (1.15–2.47)

0.008

Seminal vesicle involvement

 No

REF

 Yes

1.24 (0.76–2.02)

0.38

Extra-capsular extension

 No

REF

 Yes

1.28 (0.911.81)

0.16

  1. a1997 International Union Against Cancer-American Joint Committee on Cancer.