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. Author manuscript; available in PMC: 2009 Nov 1.
Published in final edited form as: Contemp Clin Trials. 2008 Jun 6;29(6):878–886. doi: 10.1016/j.cct.2008.05.009

Table 3.

Four-parameter logistic and Gompertz model results for BM a,b

ML estimates MSE
Model D C α β σ IC50 (uM)
Logistic 0.244 1.493 −57.565 8.194 0.131 1.14 0.017
Gompertz 0.244 1.493 −56.685 8.042 0.131 1.11 0.017
a

Models fit to scaled [dosei* = ln(1000×dosei + 1)] data (see section 3.4)

b

Standard error estimates were unreliable due to paucity of data