Table 1

Accessibility of the models

GSK

Harvard

Merck

South African

Thai

WHO-CHOICE


Complexity of evaluation for this exercise:


System used

Desktop PC

Linux cluster

Desktop PC

Desktop PC

Desktop PC

Desktop PC


Coding platform

Excel

C++

Mathematica

TreeAge

Excel VBA

Excel VBA


Time taken (person h)

30

15

20

12

25

32


Availability to new users:


Source code

X

X


Front end

X

X (web based)

X

X


Documentation

X

X

X


Availability

1

3

2

3

2

1


Accessibility of the models in terms of their complexity (based on the evaluation conducted for this exercise) and availability to new users. Availability of the model to new users is rated according to the following: (1) freely available for anyone to use, (2) may be available as part of collaboration under supervision by developers, (3) may be available to apply to new settings provided the evaluation is conducted by developers.

WHO-CHOICE = World Health Organization 'CHOosing Interventions that are Cost Effective' model; VBA = visual basic application.

Jit et al. BMC Medicine 2011 9:54   doi:10.1186/1741-7015-9-54

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