Costing methodology for comparability
Sarah Wordsworth has explored top-down and bottom-up costing approaches applied to the area of renal disease, published in the European Journal of Health Economics in 2005. This work produced guidance on where resource intensive bottom-up costing should best be employed.
Wordsworth, S, and Ludbrook, A (2005). Comparing costing results in across country economic evaluations: the use of technology specific purchasing power parities. Health Econ 14(1):93-9.
Wordsworth, S, Ludbrook, A, Caskey, F, and Macleod, A (2005). Collecting unit cost data in multicentre studies. Creating comparable methods. Eur J Health Econ 6(1):38-44.