Table 2.

Characteristics of prostate cancer cases and controls

CharacteristicCases, n (%)Controls, n (%)
Age
    40-49118 (8.1)126 (9.3)
    50-54214 (14.7)209 (15.5)
    55-59357 (24.5)358 (26.5)
    60-64433 (29.7)348 (25.7)
    65-69177 (12.1)164 (12.1)
    70-74158 (10.7)146 (10.8)
Race
    Caucasian1,308 (89.8)1,266 (93.7)
    African American149 (10.2)85 (6.3)
First-degree family history of prostate cancer
    No1,144 (79.5)1,200 (88.8)
    Yes313 (21.5)151 (11.2)
Education
    High school or less287 (19.7)261 (19.3)
    Some college or vocational technology373 (25.6)323 (23.9)
    B.S./B.A. degree390 (26.8)375 (27.8)
    Graduate school407 (27.9)392 (29.0)
BMI
    Normal (<25)467 (32.1)410 (30.3)
    Overweight (25-29.9)706 (48.5)651 (48.2)
    Obese (>30)284 (19.5)290 (21.5)
Prostate cancer screening history*
    None157 (10.8)183 (13.6)
    Digital rectal examination only257 (17.6)518 (38.3)
    PSA1,043 (71.6)650 (48.1)
PSA value at diagnosis (ng/mL)
    0-3.9189 (13.0)
    4.0-9.9813 (55.8)
    10.0-19.9209 (14.3)
    ≥20.0138 (9.5)
    Missing108 (7.4)
Gleason score
    2-471 (4.9)
    5-6742 (51.1)
    7 = 3 + 4408 (28.1)
    7 = 4 + 390 (6.2)
    8-10140 (9.7)
Stage of disease
    Local1,132 (77.7)
    Regional278 (19.1)
    Distant37 (2.5)
    Missing10 (0.7)
  • * Screening history within the 5 years before diagnosis (cases) or reference (controls) date.