Table 2 Cost parameters used in the analysis

Unit costs (2008) USD

   First-line ART per patient per year

$526*

$421

$631

   Second-line ART per patient per year

$1268*

$1014

$1522

   Resistance test

$241.55^†

$120.78

$362.33

   Viral load test

$36.23^†

n.a.

n.a.

Discount rate applied to future costs (annual)

3.0%

Exchange rate (Rand/$)

8.28^‡