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. Author manuscript; available in PMC: 2013 Feb 13.
Published in final edited form as: Radiat Res. 2010 Sep;174(3):357–366. doi: 10.1667/RR2143.1

TABLE 2.

Best-Fit Parameter Values (and 95% Confidence Intervals) for all Analyzed Tumor Types

Tumor type Data 108 × a day−2 102 × b day−1 106 × c day−2 L day
All solid tumors Mortality 1.42 (0.9, 2.1) 1.59 (1.2, 2.1) 6.54 (4.5, 8.5) 200
Bone Incidence 1.59 (0.6, 2.2) 100
Liver Incidence 1.59 (1.1, 2.3) 100
Lung Incidence 1.59 (1.1, 2.7) 100
Pituitary Incidence 1.59 (1.1, 2.5) 100
Tumor type 104 × δ day−1 X day × Gy−1 Y Gy−1 X/Y days α Gy−1
All solid tumors 2.11 (0.2, 3.9) 79.7 (20, 250)   12.2 (0.1, 170)     6.5 0.60 (0.3, 1.1)
Bone 2.11 (0.5, 7.6) 79.7 (22, 340)   1.99 (0.2, 15)   40 0.20 (0.1, 0.5)
Liver 2.11 (0.2, 12) 79.7 (53, 160) 0.596 (0.3, 4.6) 130 0.273 (0.1, 0.6)
Lung 2.11 (0.5, 5.5) 79.7 (5.0, 950)   1.77 (0.1, 25)   45 0.60 (0.4, 0.9)
Pituitary 2.11 (0.3, 8.4) 79.7 (56, 130) 0.459 (0.2, 2.6) 170 0.283 (0.0, 0.8)

Notes. Parameter interpretations and restrictions are listed in Table 1. The ratio X/Y is shown for easier comparison of initiation/promotion balance between different cancer sites; it is not a model parameter.