Table 2.

RR and 95% CI values for prostate cancer incidence associated with meat intake (Cancer Prevention Study II Nutrition Cohort 1992-2001)

All prostate cancer
Metastatic prostate cancer
Blacks
Whites
Whites
No. casesRR (95% CI)*RR (95% CI)No. casesRR (95% CI)*RR (95% CI)No. casesRR (95% CI)*RR (95% CI)
Total processed plus unprocessed red meat (g/wk)
    0-<246191.0 (reference)1.0 (reference)1,2491.0 (reference)1.0 (reference)511.0 (reference)1.0 (reference)
    246-<408221.1 (0.6-2.1)1.2 (0.6-2.2)1,1871.0 (0.9-1.1)1.0 (0.9-1.1)471.0 (0.7-1.5)0.9 (0.6-1.4)
    408-<657171.0 (0.5-1.9)1.2 (0.6-2.6)1,3531.0 (0.9-1.0)1.0 (0.9-1.1)711.3 (0.9-1.9)1.1 (0.7-1.6)
    ≥657271.8 (1.0-3.2)2.0 (1.0-4.2)1,2390.9 (0.9-1.0)1.0 (0.9-1.0)561.1 (0.8-1.7)0.8 (0.5-1.3)
    Ptrend0.060.050.020.170.340.53
Pheterogeneity = 0.05
Unprocessed red meat (g/wk)
    0-<137141.0 (reference)1.0 (reference)8721.0 (reference)1.0 (reference)421.0 (reference)1.0 (reference)
    137-<244302.2 (1.2-4.3)2.3 (1.2-4.5)1,1231.1 (1.0-1.2)1.1 (1.0-1.2)400.8 (0.5-1.3)0.7 (0.5-1.2)
    244-<423211.7 (0.9-3.5)1.8 (0.9-3.7)1,4761.0 (0.9-1.1)1.0 (0.9-1.1)741.1 (0.8-1.6)0.9 (0.6-1.4)
    ≥423201.7 (0.9-3.6)1.7 (0.8-3.9)1,5571.0 (0.9-1.1)1.0 (0.9-1.1)691.0 (0.7-1.5)0.8 (0.5-1.2)
    Ptrend0.390.490.210.680.590.39
Pheterogeneity = 0.29
Processed meat (g/wk)§
    0-<59171.0 (reference)1.0 (reference)1,8721.0 (reference)1.0 (reference)711.0 (reference)1.0 (reference)
    59-<129201.2 (0.6-2.4)1.3 (0.7-2.5)1,3201.0 (1.0-1.1)1.1 (1.0-1.1)631.4 (1.0-1.9)1.2 (0.9-1.8)
    129-<247201.2 (0.6-2.3)1.2 (0.6-2.3)1,0711.0 (0.9-1.1)1.0 (0.9-1.1)541.3 (0.9-1.9)1.2 (0.8-1.7)
    ≥247282.0 (1.1-3.7)2.4 (1.2-4.9)7651.0 (0.9-1.0)1.0 (0.9-1.1)371.3 (0.9-2.0)1.1 (0.7-1.7)
    Ptrend0.020.0080.180.980.190.87
Pheterogeneity = 0.03
Cooked processed meat (g/wk)
    0-<38141.0 (reference)1.0 (reference)2,1871.0 (reference)1.0 (reference)821.0 (reference)1.0 (reference)
    38-<87221.7 (0.8-3.3)1.8 (0.9-3.5)1,5271.1 (1.0-1.1)1.1 (1.0-1.2)741.4 (1.0-1.9)1.3 (0.9-1.8)
    87-<165201.4 (0.7-2.8)1.4 (0.7-2.9)9451.0 (1.0-1.1)1.1 (1.0-1.2)481.5 (1.0-2.1)1.3 (0.9-1.8)
    ≥165292.4 (1.3-4.7)2.7 (1.3-5.3)3690.9 (0.8-1.1)1.0 (0.9-1.2)211.5 (0.9-2.4)1.2 (0.7-2.1)
    Ptrend0.0090.0080.720.340.040.33
Pheterogeneity = 0.02
Lunchmeat (g/wk)
    None291.0 (reference)1.0 (reference)1,2261.0 (reference)1.0 (reference)531.0 (reference)1.0 (reference)
    1-<33160.6 (0.3-1.2)0.7 (0.3-1.3)1,0201.1 (1.0-1.2)1.1 (1.0-1.2)401.0 (0.6-1.4)0.9 (0.6-1.4)
    33-<56110.5 (0.2-1.0)0.5 (0.2-1.0)9371.1 (1.0-1.2)1.1 (1.0-1.2)441.2 (0.8-1.8)1.1 (0.8-1.7)
    ≥56291.0 (0.6-1.7)1.0 (0.6-1.9)1,8451.0 (0.9-1.1)1.0 (1.0-1.1)881.2 (0.8-1.6)1.0 (0.7-1.5)
    Ptrend0.430.370.470.930.330.83
Pheterogeneity = 0.46
Poultry (g/wk)
    0-<91261.0 (reference)1.0 (reference)1,5201.0 (reference)1.0 (reference)821.0 (reference)1.0 (reference)
    91-<164180.7 (0.4-1.3)0.7 (0.4-1.3)1,4711.1 (1.0-1.2)1.1 (1.0-1.2)630.9 (0.7-1.3)0.9 (0.6-1.3)
    164-<279210.8 (0.5-1.5)0.7 (0.4-1.3)1,2541.1 (1.0-1.1)1.0 (1.0-1.1)540.9 (0.6-1.3)0.9 (0.6-1.2)
    ≥279200.8 (0.4-1.4)0.7 (0.4-1.3)7831.0 (1.0-1.1)1.0 (0.9-1.1)260.7 (0.5-1.1)0.7 (0.4-1.1)
    Ptrend0.590.340.680.970.140.10
Pheterogeneity = 0.62
  • * Adjusted for age at entry.

  • Adjusted for age at entry, total calorie intake, BMI, level of education, family history of prostate cancer, history of PSA testing, and history of diabetes.

  • Includes both processed meat and red meat.

  • § Includes both cooked processed meat and lunchmeat.