Radiation dose X (1) Incidence /1000 Y (2) i (3) k (4) f (5) Fi(y)a (6) Li(y)a (7) F(k)(x) (8) L(k)(x) (9) GI (10) CI (11) RRm (12) ORm (13) AR (14) (15) <250 0.244 1 1 0.132 0.132 0.053 0.132 0.053 0.002 0.002 1.000 1.000 0.602 1.000 250-499 0.290 2 2 0.167 0.299 0.132 0.299 0.132 0.007 0.026 1.187 1.187 0.537 1.354 500-749 0.593 5 3 0.164 0.733 0.474 0.463 0.289 0.007 -0.006 2.425 2.425 0.192 1.833 750-999 0.343 3 4 0.188 0.487 0.237 0.651 0.395 0.019 0.069 1.405 1.404 0.410 2.483 1000-1249 0.752 7 5 0.172 0.930 0.711 0.823 0.605 0.045 0.015 3.081 3.079 0.178 3.363 1250-1499 0.588 4 6 0.082 0.570 0.316 0.905 0.684 0.038 0.045 2.409 2.408 0.225 4.554 1500-1749 1.231 8 7 0.039 0.970 0.789 0.945 0.763 0.039 0.006 5.042 5.037 0.126 6.166 1750-1999 0.645 6 8 0.025 0.758 0.500 0.970 0.789 0.074 0.039 2.641 2.640 0.179 8.348 2000-2249 2.130 9 9 0.015 0.985 0.842 0.985 0.842 0.022 0.097 8.732 8.716 0.105 11.301 2250-2499 7.859 12 10 0.008 1.000 1.000 0.993 0.947 0.000 0.022 32.404 32.157 -0.037 15.295 2500-2749 3.534 10 11 0.005 0.989 0.868 0.998 0.974 0.024 0.024 14.507 14.459 0.012 20.694 ≥2750 6.623 11 12 0.002 0.992 0.895 1.000 1.000 0.097 0.000 27.273 27.099 0.000 28.005 Total 0.614     1.000         0.374 0.338 2.513 2.512 0.338   GI: Gini Index; CI: Concentration Index; RRm: Rate Ratio rebased on minimum level of exposure; ORm: Odds Ratio rebased on minimum level of exposure; AR: Attributable Risk. acumulative sum with respect to i.

Table 3: Concentration Curve and Index for the Radiation–induced Leukaemia Data, United Kingdom, 1935-1954.