Table 2

          Comparison of Parameter Estimates For
                 ERR Main Effects  Model
          All Cancer with Ten Year Lag (N=28,347)
     White Males X-10 or Y-12 Between 1943 and 1984
 
                         Internal       External/Internal
       TERM          Estimate    SE      Estimate    SE 
 
 
      Age             5.20      0.22     -0.27     0.38

    1900              0.538     0.132     -9.2     13.4
    1900--09          0.731     0.102     -4.3     10.3
B - 1910--19          0.728     0.093    -10.1      9.3
    1920--29          0.565     0.103    -25.0     10.3
    1930+             0.072     0.181    -66.2     17.8

S-  Nonmonthly         0         .        0        .
    Monthly vs Non  -41.9       8.3    -41.3      8.3 

L - Worked  1 Yr+       0         .        0        .
    Worked < 1 Year   11.8       9.1     11.3      9.1

IG- Eligible Not Mon    0         .        0        .
    Eligible  Mon     5.8       7.5      4.3      7.5
    Not Eligible      2.6       8.7      2.9      8.7

F - X-10 Only           0         .        0        .
    Y-12    vs X-10  15.6       8.6     15.3      8.6
    Mult vs X-10      6.1       7.8      5.9      7.8

D - Ext Dose (Sv)     1.52      0.82     1.45     0.81
    95% CI       (0.18, 3.59 )      (0.15, 3.48)