Table 94Parameters for Weibull distribution used to derive CF survival projections, reproduced from Vertex’s submission for NICE TA398

ParameterValue/formula
λ3.938E-07a
γ3.2577
S(t)exp (-λt^γ)
h(t)λγ^t-1
H(t)λt^γ
a)

corrected from 3.938E-06

From: Appendix K, Health Economics

Cover of Cystic Fibrosis
Cystic Fibrosis: Diagnosis and management.
NICE Guideline, No. 78.
National Guideline Alliance (UK).
Copyright © NICE 2017.

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