Total | Cases | Controls | Univariate OR1(95% CI) | p-value | Multi-adjusted OR1,2(95% CI) | p-value | |
---|---|---|---|---|---|---|---|
(n = 371) | (n = 95) | (n = 276) | |||||
Age at diagnosis years (in continuous ) | 1.04 (1.00-1.08) | 0.049 | 1.04 (1.00-1.09) | 0.038 | |||
Socioeconomic status | |||||||
High | 128 | 31 | 97 | 1.00 | |||
Middle | 155 | 43 | 112 | 1.20 (0.70-2.05) | 0.502 | ||
Low | 82 | 20 | 62 | 1.01 (0.53-1.93) | 0.977 | ||
Unknown | 6 | 1 | 5 | 0.63 (0.07-5.56) | 0.674 | ||
Sector of care | |||||||
Private | 235 | 48 | 187 | 1.00 | |||
Public | 136 | 47 | 89 | 2.06 (1.28-3.31) | 0.003 | ||
PSA value | |||||||
<10 | 242 | 63 | 179 | 1.00 | |||
10-20 | 39 | 14 | 25 | 1.59 (0.78-3.25) | 0.203 | ||
>20 | 12 | 4 | 8 | 1.42 (0.41-4.88) | 0.577 | ||
Unknown | 78 | 14 | 64 | 0.62 (0.33-1.19) | 0.149 | ||
Clinical stage | |||||||
T1-T2 | 272 | 61 | 211 | 1.00 | 1.00 | ||
T3-T4 | 93 | 33 | 60 | 1.90 (1.14-3.17) | 0.014 | 1.81 (1.06-3.10) | 0.030 |
Tx | 6 | 1 | 5 | 0.69 (0.08-6.03) | 0.739 | 0.58 (0.06-5.37) | 0.628 |
Number of biopsy cores | |||||||
≤ 9 | 175 | 56 | 119 | 2.02 (1.24-3.28) | 0.005 | 1.93 (1.16-3.22) | 0.011 |
10 + | 185 | 35 | 150 | 1.00 | 1.00 | ||
Unknown | 11 | 4 | 7 | 2.45 (0.68-8.83) | 0.171 | 2.65 (0.70-10.0) | 0.151 |
Prostate volume cm3 (in continous) | 0.99 (0.97-1.00) | 0.031 | |||||
Number of procedures performed by the biopsy operator | |||||||
1-29 | 110 | 37 | 73 | 1.75 (1.07-2.87) | 0.026 | ||
30+ | 254 | 57 | 197 | 1.00 | |||
Unknown | 7 | 1 | 6 | 0.58 (0.07-4.88) | 0.613 | ||
Delay between biopsy and prostatectomy days (in continous) | 1.01 (1.00-1.01) | 0.004 | 1.01 (1.00-1.01) | 0.018 |