Total costs and cost effectiveness by delivery strategy (US$ 2008).

aFinancial costs reflect the additional resources required to deliver IPTc in terms of the actual expenditures incurred. Economic costs capture the opportunity cost of all resources used to provide IPTc, whether or not they incur a financial cost.bIncremental estimates reflect the cost savings of VHW over RCH trekking teams and compare these to the additional effects.cIncremental cost effectiveness ratios (ICERs) are calculated on the basis of intervention costs only.