Table 1.
|
Local tumour stagea |
Tumour gradeb |
PSA level (ng/ml)c |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T1a-c | T2 | T3, T4 | Pdiff Plinearity | 1 | 2 | 3 | Pdiff Plinearity | <10 | 10–15 | >15 | Pdiff Plinearity | |
| N (%) | 63 (43%) | 66 (45%) | 19 (14%) | 76 (51%) | 52 (35%) | 19 (13%) | 63 (43%) | 29 (20%) | 55 (37%) | |||
| Insulin (SD) (μUnits/mL) | 5.7 (13) | 6.2 (7.8) | 7.2 (16) | 0.77 | 5.4 (12.3) | 6.6 (12.0) | 7.3 (4.4) | 0.77 | 5.2 (4.9) | 7.6 (22.6) | 6.6 (6.2) | 0.05 |
| 0.50 | 0.52 | 0.33 | ||||||||||
Geometric mean of serum insulin levels and (standard deviation) in blood samples from 149 men obtained median time 3.9 years before the diagnosis with prostate cancer in a previous study (Stattin et al, 2000).
a
Local tumour stage according to the 1992 classification of the Union International contre le cancer (UICC).
b
Tumour grade according to the classification of the World Health organization (WHO).
c
Serum levels of prostate specific antigen (PSA) at the time of diagnosis. Missing data for one man for tumour stage and for two men for PSA and tumour grade.