Figure 2From: Willingness and ability to pay for artemisinin-based combination therapy in rural TanzaniaComparison of the opportunity costs of ACT. The calculated annual median household expenditure for non-subsidized ACT at US$ 6.0 is compared with the current (2008) local annual median household expenditure for subsidized Coartem® at US$ 0.75. The opportunity cost is expressed as percentage of five expenditure categories (n = 115).Back to article page