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Table 7 Sensitivity analysis: The impact of equal allocation of joint ZAMBART costs and divers assumptions on unit costs (in percentage change)

From: Integrating tuberculosis and HIV services for people living with HIV: Costs of the Zambian ProTEST Initiative

 

Baseline Unit costs

Equal allocation of joint ZAMBART costs*

Diverse assumptions

Cost per

Chawama

Matero

Chawama

Matero

Chawama

 

Matero

 

ProTEST coordination

        

   person reached

$1.10

$5.26

34%

175%

    

VCT

    

Full VCT compliance

   people pre-test counselled

$12.40

$31.05

no change to baseline

 

16%

 

151%

 

   people tested

$28.38

$31.05

no change to baseline

 

-49%

 

10%

 

   people receiving results

$32.36

$33.52

no change to baseline

 

-56%

 

-4%

 

   HIV+ cases found

$98.22

$48.26

no change to baseline

 

-56%

 

-54%

 

IPT

    

PT fast drop off of loss to follow-up

   people starting

$6.32

$16.71

185%

198%

-8%

 

160%

 

   people completing

$27.48

$35.29

185%

198%

-8%

 

26%

 
     

Estimated number of visits

ProTEST clinic

    

25% ↑

25% ↓

25% ↑

25% ↓

   clinic visits

$9.38

$23.53

-30%

-25%

-20%

33%

101%

235%

   clients eligible for clinic

$49.73

$97.64

-30%

-25%

    

HBC

        

   clients

$139.77

$139.77

no change to baseline

     

Hospice

  

no change to baseline

     

   admissions

$518.68

 

no change to baseline

     

   bednights

$22.35

       
  1. Cost represented in 2007 US$
  2. Abbreviations: VCT: voluntary counselling and testing; IPT: isoniazid preventive therapy; YFS: youth friendly services; HBC: home based care.
  3. * to the service provided by ZAMBART: coordination, IPT, YFS, ProTEST clinic