Skip to main content
. 2014 Oct 13;87(1043):20140377. doi: 10.1259/bjr.20140377

Table 2.

Summary of parameters

Parameters (units) Interpretation
N0 Initial number of tumour cells
α (1/Gy) LQ model parameter
β (1/Gy−2) LQ model parameter
tdou (days) Doubling time of tumour cells
λ1 (1/day) Proliferation rate of tumour cells during treatment
λ2 (1/day) Proliferation rate of tumour cells post-treatment phase
λ (1/day) Proliferation rate of normal cells (in healthy tissue)
R Proliferation rate of pre-malignant cells
γ (1/Gy) Mutation induced by radiation

LQ, linear quadratic.